Zero trust vs micro segmentation Select a size Which network Can AlgoSec be used for continuous compliance monitoring? Yes, AlgoSec supports continuous compliance monitoring. As organizations adapt their security policies to meet emerging threats and address new vulnerabilities, they must constantly verify these changes against the compliance frameworks they subscribe to. AlgoSec can generate risk assessment reports and conduct internal audits on-demand, allowing compliance officers to monitor compliance performance in real-time. Security professionals can also use AlgoSec to preview and simulate proposed changes to the organization’s security policies. This gives compliance officers a valuable degree of lead-time before planned changes impact regulatory guidelines and allows for continuous real-time monitoring. Microsegmentation Zero Trust: How Microsegmentation Drives Zero Trust Success Microsegmentation zero trust is the practice of enforcing zero trust principles through fine‑grained, application‑aware segmentation at the workload and service level. Companies today are turning to microsegmentation, a granular form of network segmentation, to contain attacks quickly, prove least‑privilege access, and simplify compliance across hybrid environments. Despite still having to spend an average of $4.4 million per breach, according to IBM's Cost of a Data Breach Report 2025 , this is 9% lower than 2024. That drop ties directly to faster identification and containment—outcomes microsegmentation accelerates by limiting lateral movement and shrinking the blast radius from the first indicator of compromise. In yet another study, Verizon’s 2025 Data Breach Investigations Report , more than 12,000 confirmed breaches demonstrated how multi-stage intrusions use lateral movement, which microsegmentation technology directly addresses. Meanwhile, the Payment Card Industry Data Security Standard (PCI DSS) requires network segmentation for system scope reduction, which leads to decreased audit work and better system isolation. Taken together, these findings underscore a simple point: Organizations need application‑aware controls—specifically microsegmentation—to stop attackers from moving between systems and to operationalize zero trust. This article discusses the zero trust vs. micro‑segmentation debate, explains how zero trust and microsegmentation in fact work together, and provides a path to design, enforce, and operate this approach. What Is Microsegmentation? Microsegmentation divides networks into small, secure domains that match workload requirements and user/service identities with explicit allow‑rules to stop lateral movement. Network security today benefits from application-based boundaries, i.e., policies applied where applications actually communicate—not just subnets and VLANS. In practice, that means protecting individual workloads and the communication between them across data centers, public clouds, containers, and endpoints—rather than vaguely “protecting components” or “locations.” What Is the Difference Between Traditional (Macro) and Micro-Segmentation This comparison comes down to a difference in approach: Macro-segmentation uses broad VLANs and subnets or DMZs to divide network tiers; while this provides limited east-west control, it is simpler to design. Micro-segmentation uses SDN and host agents, as well as cloud security groups; application-specific policies are enforced at the workload/service boundary, which is why they are the engine of microsegmentation zero trust. What Role Do Firewalls and Network Segmentation Layers Play in Microsegmentation? Your existing perimeter and internal firewalls provide north‑south control, compliance zones, and enforcement points that microsegmentation can orchestrate. In other words, microsegmentation complements firewalls and network segmentation layers—it does not replace them. Extending the point above: Microsegmentation orchestrates those firewall and segmentation layers to deploy least‑privilege across hybrid systems—specifically: Cloud security groups NACLs SDN fabrics Kubernetes policies Host-based controls Since these layers are complementary, they collectively shrink the blast radius. What Is Zero Trust? Zero trust is a security concept, not a product or service. The system uses identity-based dynamic authorization, which takes into account device health status and environmental context—instead of traditional static location-based access methods. Verification is continuous because environments and risk conditions evolve. Zero trust verifies every access decision—no implicit trust—and enforces least privilege Zero Trust vs. Micro‑Segmentation: Complementary Forces While zero trust operates as an operational framework, microsegmentation functions as an implementation methodology. While zero trust explains what needs protection and which aspects require protection, microsegmentation provides the how. The table below breaks down the two concepts across key parameters. Aspect Zero Trust (Strategy) Microsegmentation (Mechanism) Focus Identity, posture, continuous verification Allowed app/workload flows Scope Enterprise‑wide architecture App tiers, services, identities Enforcement Policies derived from context and risk SDN, host agents, security groups, firewalls Outcome Minimized implicit trust; provable least‑privilege Contained blast radius; fewer lateral‑movement paths What Is Microsegmentation Zero Trust? The combination of zero trust and microsegmentation forms microsegmentation zero trust—a strategy connected to enforcement. The three primary goals of this approach are: Risk reduction Lateral movement prevention Least privilege verification Microsegmentation zero trust applies zero trust principles—continuous verification and least privilege—by defining and enforcing explicit, application‑aware allow‑rules between identities, services, and workloads. Why Does Microsegmentation Zero Trust Matter? It matters because it measurably reduces lateral movement paths and speeds incident containment. Authorized paths are explicitly permitted communication flows (service A to service B on port X from an approved identity) that have been validated as necessary for the application to function. Pre‑defining and testing these authorized paths speeds deployment because changes ship with pre-validated, least‑privilege policies—reducing last‑minute firewall rework, minimizing approvals, and preventing rollback from unexpected blocks. Implementing Microsegmentation to Achieve Zero Trust Microsegmentation is a continuous process, consisting of multiple stages to successfully achieve zero trust. Asset & Dependency Discovery Start by analyzing the network traffic behavior of applications and workloads in traditional on-premises setups, public clouds, and container environments. This application-first view serves as the base for zero trust segmentation, which stops security gaps from occurring. Policy Creation Create allow‑lists for individual app components and identity groups based on observed application traffic flows (sources/destinations, ports, processes) and documented business requirements, then validate with “what‑if” simulations before production. Enforcement Implement the approved policy through current controls—cloud security groups, firewalls, SDN fabrics, host controls, and Kubernetes—to achieve uniform protection across hybrid and multi-cloud systems. Continuous Monitoring & Adaptive Policy Continuously monitor for drift, prune unused rules, and adjust policies using detection data—without re‑introducing broad implicit trust or “allow any” access. Challenges & Pitfalls to Avoid Security organizations that operate effectively still encounter various obstacles when implementing microsegmentation: Lack of visibility in application maps: When third-party or SaaS endpoints and ephemeral services (containers, serverless functions) are not properly documented, visibility suffers. The fix? Run continuous dependency discovery operations while keeping tags and labels up to date. Focusing solely on network-based controls: Ignoring workload and identity context can weaken your security measures. The fix? Use service accounts, workload identities, namespaces, and labels as the basis for policy connections whenever possible. Relying on a single technology: Depending only on firewalls or security groups can create gaps in your security posture. The fix? Implement security orchestration using a combination of firewalls, SDN security groups, and Kubernetes network policies. Manual exception handling: Human intervention creates delays, slowing down release cycles. The fix? Orchestrate a combination of controls—next‑gen firewalls, SDN fabrics, cloud security groups, and Kubernetes network policy—so each layer covers the others. AlgoSec's Microsegmentation‑Driven Zero Trust Platform In today's fast-paced digital landscape, the combination of speed and safety is not just important—it's imperative. Zero Trust security delivered by AlgoSec’s unified platform enables companies to successfully implement microsegmentation across data centers, clouds, and Kubernetes. The platform begins with an application-first method, allowing users to clearly see their workloads and intricate patterns. AlgoSec provides immediate connectivity between different environments—on-premises systems, public clouds, and containers—to detect lateral movement paths and compliance issues fast. Beyond basic observability, AlgoSec maps security policy to business applications and services so that teams can simulate proposed changes, quantify risk in business terms, and validate least‑privilege before anything reaches production.. This proactive method validates the least privilege principle, protecting against security breaches and outages. AlgoSec integrates with next-generation firewalls, SDN fabrics and cloud security groups, and Kubernetes to enforce the same intent everywhere, orchestrating changes so rules remain consistent across hybrid and multi‑cloud environments. To see microsegmentation zero trust in action with AlgoSec, schedule a demo today. Get the latest insights from the experts Schedule time with one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

Read Algosec's Privacy Notice to learn how we collect, use, and protect your personal data in compliance with global privacy regulations. AlgoSec’s privacy statement On our Web site, we only collect, store and use personal information relating to you with your permission. You may choose to reveal information to us if, for example, you are registered to our customer portal or complete a survey. AlgoSec may use the information internationally in connection with processing your inquiries and orders or to help improve our products and services. We do not share such information with third parties, except as required by the applicable law, to enforce our Terms of Use, or to protect personal safety, the public, or our website. Personal information collected through the Sites is used solely for the purposes described below. Use and Purpose of Collected Personal Information By using the Sites, you consent to the collection and use of information terms set forth herein. Consent AlgoSec Inc. and its wholly owned subsidiaries (“AlgoSec”, “we” or “us”) has created this privacy notice to demonstrate our firm commitment to secure and trustworthy Internet commerce and the individual’s right to privacy. This Privacy Notice sets AlgoSec’s privacy policies and practices in relation to information that is collected by us through AlgoSec’s website (www.algosec.com ), through AlgoSec’s learning platform, and through AlgoSec’s social media pages located at http://www.facebook.com/AlgoSec; http://twitter.com/algosec; https://www.youtube.com/user/AlgoSec; http://www.linkedin.com/company/algosec; https://www.brighttalk.com/channel/11873/algosec; and emails (website, social media pages and emails, collectively “Sites”), or otherwise, as detailed below. An IP Address may be identified and logged automatically in our server log files whenever you access the Sites, along with the time of the visit and the page(s) that you visited. We collect IP addresses to calculate usage levels of the Sites, to help diagnose problems with our Sites, to administer our Web site, and to gather demographic information regarding navigation to the Sites. When you visit our site, we recognize only your domain name and not your e-mail address. We will see your e-mail address only if you give it to us, voluntarily, by filling out a “contact us” and/or a similar form in the website or by sending us an e-mail message. What personal information do we collect and why? IP Addresses E-mail Addresses If you choose to give us your e-mail address, through the website, or in an event, we will communicate with you via e-mail. We do not share your e-mail address with others outside AlgoSec. Depending on how your e-mail application is set up, information about your use of the email sent by us may be transmitted automatically when you receive, open and/or click on an e-mail from AlgoSec. In any event, you may opt out from receipt of any additional e-mails from AlgoSec at any time. Corporate Contacts and Position (a) Algosec may, in addition to the foregoing, also collect your corporate contacts and position with your organization, if you so choose to provide it (either in an event, convention or otherwise). (b) The rights granted to you herein shall also apply to such information, and you are kindly advised to contact us for any question / request in that respect. Our Social Media Sites Some of our Sites are pages that we maintain on third party platforms (such as our Facebook and LinkedIn pages), and operated by them, and as such, your use and browsing of such pages are subject to the privacy policy and terms and conditions of the operators of such pages, over which we have no control. Cookies and Pixels What are Cookies? (a) Cookies are small data files downloaded and stored on a user’s device while browsing a website, often used to keep record of actions taken on such website or track related browsing activity. (b) For additional information regarding Cookies and the way to control them, please check out the Help file of your browser or visit http://www.aboutcookies.org We use Cookies for the following purposes: (a) General analysis. (b) Marketing purposes and automation tools. (c) Improvement of the browsing of our Sites (including content displayed), and your use of our online forms. AlgoSec may use, from time to time, third party vendors for provision of services when you provide your contact details to AlgoSec. Such third party vendors may collect data on AlgoSec’s website users’ behavior and their devices including, but not limited to, device’s IP (which stored in a de-identified form), browser information, geographic location (country only), and preferred language used for display. Such third party vendors will not use, process or convey such information, in any manner contrary to our instructions. AlgoSec has not sold Personal Data in the preceding 12 months. AlgoSec has disclosed the following categories of Personal Data for a “Business Purpose” (as this term is defined under the California Consumer Privacy Act of 2018 “CCPA”): a) Identifiers including name, email address, IP address, etc. b) Commercial Information, including transaction history c) Geolocation Data. For additional information regarding our trusted third party providers, kindly contact us at: [email protected] Use of Information Collected by AlgoSec Third Party Service Providers Employment Candidates When submitting your CV for employment opportunities AlgoSec will retain your personal information as it appears in your CV and/or as derived from your interview, for a period of 18 months (for job postings in the EU) or indefinitely (for job postings outside of the EU) from receipt of the information by our recruiting systems. Should you wish Algosec to remove your personal information before then, please contact us at [email protected] Transfer of Data Between the AlgoSec Group Entities; Hosting Subject to applicable laws, we may allow access to your personal data for the uses described in this Privacy statement, internally, between our group entities Your Rights Regarding Your Personal Information We care about your privacy rights and enable you to exercise any of your applicable legal rights in connection with your Personal Information collected by Algosec as detailed in this Privacy statement. In order to do so, kindly contact us at [email protected] . You may withdraw from the consent you provided to AlgoSec in connection with the collection, use and processing of your personal information, at any time or ask that your personal information be removed. Please note however, that this shall not affect lawful actions we have taken in connection with your personal data prior to our receipt of your request. EU residents may a) Request to receive confirmation of whether their Personal Data is being processed. b) Request to receive a copy their Personal Data that they provided to AlgoSec c) Request that AlgoSec correct their Personal Data that AlgoSec is holding d) Request that AlgoSec erase their Personal Data e) Object to AlgoSec’s processing of their Personal Data f) Request that AlgoSec restrict processing of their Personal Data g) Lodge a complaint with their Supervisory Authority California Residents may a) Receive confirmation of whether their Personal Data is being processed and access their Personal Data that was collected by AlgoSec in the 12 months prior to the request. b) Receive a copy their Personal Data that they provided to AlgoSec in the 12 months prior to the request. c) Request that AlgoSec erase their Personal Data d) Not be discriminated due to exercising their rights under CCPA. You may let us know at any time of your desire to exercise any of said rights by contacting us at: [email protected] (please write in the subject line – Privacy statement, and in the text box – the requested action to be taken by us). General Security of Data We have reasonable technical and operational security measures in place to help protect data and information we collect and retain. However, we make no guarantees as to the safety or security of any data and/ or information collected by us, as no system can be completely secured. Links to Other Sites AlgoSec’s website may contain links to other sites. AlgoSec is not responsible for the privacy practices or the content of third parties that AlgoSec does not own or control, or of individuals that AlgoSec does not employ or manage. Changes to this Privacy Statement AlgoSec reserves the right to change, modify, add or remove portions of this Privacy statement at any time and without prior notice. However, if we change the manner in which we collect, store or otherwise use your personal information, we will provide an updated statement. Furthermore, Algosec will post the updated Privacy Statement via our website. Contact Information AlgoSec Inc. is located at 65 Challenger Rd, Suite 310, Ridgefield Park, NJ 07660 USA, Tel: +1-888-358-3696. If you have any questions about this privacy statement feel free to contact us at [email protected] (please write in the subject line – Privacy Statement). We will make every effort to reply within a reasonable timeframe during working hours. Last updated: September 2024. AlgoSec may process or otherwise use your personal information as follows: We may process your inquiries and orders or to help improve our products and services. We may use the contact information we receive from you in order to contact you regarding our products, inquiries, or otherwise provide you with additional materials regarding AlgoSec. We do not share such information with third parties, except as required by the applicable law, or in order to comply with industry privacy standards. We may also disclose your data in order to defend or enforce our legal rights according to the applicable law and/or our End User License Agreement that apply to our products. In any event information is used solely for the purposes described in this Privacy statement. Personal Information collected from our use of Cookies is not shared with any third party without your consent. Cookie opt-out: you may elect to opt-out from enabling Cookies: (a) in the browser’s settings tools, usually by choosing between several options offered by the browser (some browsers, for example, Microsoft’s Edge®, allow blocking Cookies from a specific website, and respectively you may choose to block applicable Cookies); or (b) by pressing the below button. What are pixels?
Pixels are codes which trigger the use of Cookies by us or third parties on our Sites. We use pixels for the following purposes:
We enable pixels for content suggestions and other remarketing purposes. For additional information regarding our use of pixels and Cookies, kindly contact us at: [email protected] Introduction We, AlgoSec Inc. and its wholly owned subsidiaries (the “Company,” “we,” “us,” “our”), respect the privacy and data protection rights of our website visitors, business users, and business contacts. This Privacy Notice (the "Notice") describes the personal information we collect and the policies and procedures we use regarding personal information in each of the following contexts: The data practices on our website www.algosec.com (the “Website”). Our relationship with representatives of existing and prospective customers, partners, and vendors (the “Representatives”), and the Representatives who log in to use our SaaS solution (“Portal Users”). This Notice may be amended from time to time. We will post any changes to this Notice on our Website a reasonable time in advance of the effective date of the change, and we will also make efforts to proactively notify you by email of the changes to the Notice if we have your email address. Contact Us If you have any questions, comments, or concerns regarding this Notice or our processing of your personal information, please contact us at [email protected] . Scenario You contact us through our Website's forms such as: Contact-us form Demo request form Partner inquiry form Expert-request form A landing page to which one of our online ad leads. Premium-content access form You provide your business card or complete a registration form in the context of a conference, trade show, or other event we present in or host. Our business relationship with customers and partners Our business relationship with vendors and service providers Purposes Our business development Our business development Administering the business and professional services relationship with customers and partners. Facilitating the provision of support to customers and partners. Administering the business and professional services relationship with customers and partners. Facilitating the provision of support to customers and partners. Facilitating the Company's use of vendors' and service providers' products and services. Examples of information processed Name, email address, your company affiliation, country and telephone number, and free-text content of your inquiry Name, title, email address, your company affiliation Name, email address, company affiliation, position, phone number, country, past communications, interest in products and services What We Collect and Why If you have any questions, comments, or concerns regarding this Notice or our processing of your personal information, please contact us at [email protected] . Introduction Contact Us What We Collect and Why Methods and Sources for Collecting Your Personal Information Sharing Your Personal Information Data Subject Rights Data Retention and Security Additional information for individuals in the EU or UK Job Applicants Additional information for individuals in the United States Introduction We, AlgoSec Inc. and its wholly owned subsidiaries (the “ Company, ” “ we, ” “ us, ” “ our ”), respect the privacy and data protection rights of our website visitors, business users, and business contacts. This Privacy Notice (the " Notice ") describes the personal information we collect and the policies and procedures we use regarding personal information in each of the following contexts: The data practices on our website www.algosec.com (the “Website” ). Our relationship with representatives of existing and prospective customers, partners, and vendors (the “ Representatives” ), and the Representatives who log in to use our SaaS solution (“ Portal Users ”). This Notice may be amended from time to time. We will post any changes to this Notice on our Website a reasonable time in advance of the effective date of the change, and we will also make efforts to proactively notify you by email of the changes to the Notice if we have your email address. Contact Us If you have any questions, comments, or concerns regarding this Notice or our processing of your personal information, please contact us at [email protected] . What We Collect and Why Scenario Purposes Examples of information processed You contact us through our Website's forms such as: Contact-us form Demo request form Partner inquiry form Expert-request form A landing page to which one of our online ad leads. Premium-content access form Our business development Name, email address, your company affiliation, country and telephone number, and free-text content of your inquiry. You provide your business card or complete a registration form in the context of a conference, trade show, or other event we present in or host. Our business development Name, title, email address, your company affiliation Our business relationship with customers and partners Administering the business and professional services relationship with customers and partners. Facilitating the provision of support to customers and partners. Name, email address, company affiliation, position, phone number, country, past communications, interest in products and services Our business relationship with vendors and service providers Administering the business relationship with vendors and service providers. Facilitating the Company's use of vendors' and service providers' products and services. Name, email address, company affiliation, position, phone number, country, past communications Portal Users accessing and using the Portal Administering the relationship and service agreement we have with the company (business) of the Portal User. Facilitating the provision of the Portal and support for the Portal. Name, username, email address, password, company; position; phone number; country; past communications; activities performed on the Portal Website Analytics Our business development and website improvement The webpages of the Website that you accessed or viewed, your interactions with the content on the Website, IP addresses, browser information, device identifiers, and data collected through cookies and similar technologies. We obtain your consent before placing non-essential cookies. Methods and Sources for Collecting Your Personal Information We collect personal information from several sources: Directly from you when you provide it to us through email communications, an online form, or when you give us your business card. You are not legally obligated to provide us with your personal information, but if you do not, we will be unable to handle or respond to your inquiry, maintain our business contact with you, or fulfill your request to register as a Portal User. If another representative of your organization provides us with your information. You do not have a legal duty to provide information to us. However, you will not be able to submit a request, access the Portal, or be in contact with us without providing the above information. Sharing Your Personal Information We share your information in the following scenarios: Scenario Purposes Examples of Third Parties Involved We will share your personal information with our service providers who assist us with the internal operations of our business and the Website. These companies are authorized to use your personal information in this context only as necessary to provide these services to us and not for their own promotional purposes. Operating the Website and our business. Amazon Web Services If you abuse your rights to use the Website or violate any applicable law in the course of doing business with us. Responding to, handling, and mitigating suspected violations of law in connection with our business. Competent authorities, legal counsel, and advisors. If a judicial, governmental, or regulatory authority requires us to disclose your information. Complying with a binding request from a competent authority. Competent authorities. If the operation of the Website or our business is organized within a different framework, or through another legal structure or entity (such as due to a merger or acquisition). Enabling a structural change in the operation of the Website and our business. The target entity of the merger or acquisition, legal counsel, and advisors. Data Subject Rights You have a right to access and receive a copy of your personal information that we process. You also have a right to correct inaccurate personal information we have concerning you and to have incomplete personal information completed. Data Retention and Security We retain your information for the duration necessary to operate the Website, the Portal, and our business, and to interact with customers, partners, and suppliers, and thereafter as needed for record-keeping purposes. We will retain your information for the duration needed to support our ordinary business activities, operating the Website, the Portal, and interacting with existing and potential customers, suppliers, and partners. Thereafter, we will still retain your personal information as necessary to comply with our legal obligations, resolve disputes, establish and defend legal claims, and enforce our agreements. The overall period of retention is approximately seven years. For job applicants from the European Economic Area or the UK, we will retain your personal information as a job applicant for a period of 18 months. We implement measures to secure your information We implement appropriate technical and organizational measures to secure your information against unauthorized access, alteration, disclosure, or destruction. These measures include encryption of data in transit and at rest, access controls, regular security assessments, staff training, and incident response procedures. While we maintain industry-standard security practices, no system can guarantee absolute security, and we continuously work to enhance our protective measures. Additional information for individuals in the EU or UK Controller The controllers of your personal information are AlgoSec Inc. (as a parent company) and other wholly owned group companies of AlgoSec. AlgoSec Inc.’s address is 65 Challenger Rd, Suite 310, Ridgefield Park, NJ 07660, United States. International data transfers To facilitate processing your information with our service providers, we will transfer your information to countries such as the United States. For transfers to countries without adequacy decisions, we implement appropriate safeguards, including Standard Contractual Clauses approved by the European Commission (2021/914/EU) and the UK International Data Transfer Addendum, supplemented by additional technical and organizational measures where necessary to ensure equivalent protection. Legal basis for processing your personal data Purpose or Scenario Legal Basis Responding to your inquiry which you submit through one of our website forms Contacting you after you provide us with your business card or complete a registration form in the context of a conference, trade show, or other event we present in or host. Legitimate interests in developing potential leads and responding to business inquiries Administering the business and service relationship with customers and partners. Portal Users accessing and using the Portal. Facilitating the provision of support to customers or partners. Legitimate interests in administering and performing the contractual obligations with customers and partners Administering the business relationship with vendors and service providers Legitimate interests in administering contractual obligations with service providers and vendors Website analytics Legitimate interests in gaining insights into how visitors access and use our website, and in developing our website. Responding to, handling, and mitigating suspected violations of law in connection with our business Legitimate interests in defending against and enforcing against violations and breaches that are harmful to our business. Complying with a binding request from a competent authority Legitimate interests in complying with mandatory legal requirements imposed on us. Enabling a structural change in the operation of the Website and our business Legitimate interests in our business continuity. Data Subject Rights If you are in the EU or the UK, you have the following rights under the GDPR: Right to Access and receive a copy of your personal information that we process. Right to Rectify inaccurate personal information we have concerning you and to have incomplete personal information completed. Right to Data Portability , that is, to receive the personal information that you provided to us, in a structured, commonly used, and machine-readable format. Right to Object to our processing of your personal information based on our legitimate interest. Right to Restrict us from processing your personal information (except for storing it) in certain cases. Right to be Forgotten , under certain circumstances, when you contact us, we reserve the right to request reasonable evidence to verify your identity before providing you with information. If we are unable to provide you with the requested information, we will explain the reason Subject to applicable law, you have the right to lodge a complaint with your local data protection authority. If you are in the EU, then according to Article 77 of the GDPR, you may lodge a complaint with the supervisory authority in the Member State of your residence, place of work, or place of alleged infringement of the GDPR. For a list of supervisory authorities in the EU, click here . If you are in the UK, you may lodge a complaint with the Information Commissioner’s Office (ICO) pursuant to the instructions provided here . Job Applicants When job applicants submit their application for an open position at the Company, we process their information to review their candidacies and make a recruitment decision. The information we process includes name, phone number, email and residential address, work history, education history, references from past employers, contact information of past employers, birthdate, abilities, skills and personal characteristics, additional information obtained from CV and interviews. Under the California Privacy Rights Act, this information is Professional or employment-related information, education information and characteristics of protected classifications. Our legal basis for this processing is our legitimate interests in properly reviewing applicant candidacy and making recruitment decisions. Additional information for individuals in the United States If you are an individual residing in the United States, we provide you with the following information pursuant to state privacy laws. We do not sell your personal information and have not done so in the past 12 months. We also do not use or disclose sensitive personal information. Below are the categories of personal information we have collected over the past 12 months, and the business purposes for its collection. Categories of personal information (under the CPRA) Specific types of personal information collected Specific business or commercial purpose for collecting personal information from consumers Identifiers Name, email address. Business development Administering the business and professional services relationship with customers and partners and facilitating the provision of support to customers and partners Facilitating the provision of the Portal and support for the Portal Administering the business relationship with vendors and service providers and facilitating the Company's use of vendors and service provider’s products and services Administering the relationship and service agreement we have with the Portal User’s business. Responding to, handling, and mitigating suspected violations of law in connection with our business Other information that identifies, relates to, describes, or is capable of being associated with, the individual Company affiliation, position, phone number, past communications with you and content of your inquiry. Commercial information, including records of personal property, products or services purchased, obtained, or considered, or other purchasing or consuming histories or tendencies Products and services used or expressed interest in. Internet or other electronic network activity information The webpages of the Website that you accessed or viewed, your interactions with the content on the Website, IP addresses, browser information, device identifiers, and data collected through cookies and similar technologies. Disclosure of your information to third parties The chart below explains the personal information we disclosed for a business purpose to third parties in the preceding 12 months. Categories of personal information (under the CPRA) Categories of third parties to whom we disclose your information and the specific business or commercial purpose for the disclosure Identifiers With outside legal counsel and authorities, for the purpose of responding to, handling, and mitigating suspected violations of law in connection with our business. With third parties to whom a law or binding order requires us to disclose your information. Our purpose in doing so is complying with our obligations under the law or the binding order. With the target entity of our merger, acquisition, or reorganization, and legal counsel and advisors, for the purpose of facilitating the structural change in the operation of our business within a different framework, or through another legal structure or entity (such as due to a merger or acquisition). Other information that identifies, relates to, describes, or is capable of being associated with, the individual Commercial information, including records of personal property, products or services purchased, obtained, or considered, or other purchasing or consuming histories or tendencies Internet or other electronic network activity information Professional or employment-related information; Education information; Characteristics of protected classifications Your Rights Knowing the Personal Information We Collect About You You have the right to know in greater detail about our processing of your personal information. Right to Deletion Subject to certain exceptions, upon receipt of a verifiable request from you, we will delete your personal information from our records and direct any service providers to delete your personal information from their records. Right to Correct Inaccurate Personal Information If we receive a verifiable request from you to correct your information and we determine the accuracy of the corrected information you provide, we will correct inaccurate personal information that we maintain about you. Protection against discrimination You have the right not to be discriminated against by us because you exercised any of your rights under applicable laws. Exercising your rights If you would like to exercise any of your rights as described in this Notice, please contact us by email at [email protected] . We will ask for additional information to confirm your identity and for security purposes before disclosing the personal data requested to you. You may also designate an authorized agent to make a request on your behalf. Our response to your requests We will respond to your requests within 45 days (or within 90 days, where the law permits and we determine it necessary considering the complexity and number of the requests you have filed). If we take longer than 45 days, we will inform you of the extension within the initial 45-day response period, together with the reason for the extension. You may appeal our decision to deny your request by sending us an email at [email protected] . Do Not Track Notice We do not currently respond to or take any action with respect to web browser “do not track” signals. We do allow third parties who provide us with analytics tools to collect personal data about a user’s online activities when a user uses the Website. Disclosures to third parties California Civil Code Section 1798.83 (and other similar state statutes) permits our customers who are California residents (or residents of states with similar legislation) to request certain information regarding our disclosure of Personal Data to third parties for their direct marketing purposes. To make such a request, please send an email to [email protected] . Please note that we are only required to respond to one request per customer each year. Last updated: April 2026

Discover how AlgoSec s automated application analyzer can simplify and accelerate connectivity management, while ensuring enterprise wide security and compliance Application discovery tool & connectivity management Select a size Which network Can AlgoSec be used for continuous compliance monitoring? Yes, AlgoSec supports continuous compliance monitoring. As organizations adapt their security policies to meet emerging threats and address new vulnerabilities, they must constantly verify these changes against the compliance frameworks they subscribe to. AlgoSec can generate risk assessment reports and conduct internal audits on-demand, allowing compliance officers to monitor compliance performance in real-time. Security professionals can also use AlgoSec to preview and simulate proposed changes to the organization’s security policies. This gives compliance officers a valuable degree of lead-time before planned changes impact regulatory guidelines and allows for continuous real-time monitoring. Introduction What is application connectivity management? Common challenges in application connectivity management The benefits of using intelligent automation in application connectivity management Application connectivity management vs. Network Security Policy Management (NSPM) Manage application connectivity security with AlgoSec Get the latest insights from the experts Use these six best practices to simplify compliance and risk mitigation with the AlgoSec White paper Learn how AlgoSec can help you pass PCI-DSS Audits and ensure Solution overview See how this customer improved compliance readiness and risk Case study Schedule time with one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

With firewall rules skyrocketing to 100,000 lines, manual management is dangerous. Discover how AI firewall management restores control and security. AI in Firewall Policy What is AI firewall policy management? AI in firewall policy is the use of AI/ML models to automate and secure the firewall policy management lifecycle, from policy creation and optimization to review, ongoing governance, and firewall rule cleanup. This practice cuts human error, misconfigurations, and review time. AI firewall policy management scales firewall rule automation by analyzing complex rule configurations, predicting traffic impacts, and continuously adapting to emerging threats. As an LLM creates a new rule or tweaks an existing one, it instantly assesses the downstream impact of the firewall policy change across thousands of interconnected assets before deploying it. This reduces risk while accelerating application delivery and business agility. Schedule a Demo How does AI support firewall policy management? AI supports firewall policy management by automating routine tasks, identifying hidden risks, and enforcing consistent, context-aware AI security policy management. 1. Firewall policy automation AI in firewall policy automates routine, labor-intensive, and error-prone tasks. AI firewall rule engines allow administrators to query and configure policies using plain-English prompts. Instead of memorizing complex CLI syntax or digging through massive rule sets, a network engineer can simply ask, “Can known malicious IP 168.228.220.26 reach this database?” or request, “We acquired a new company; they need access to SharePoint but not Jira. Create a policy for this.” This natural language processing capability simplifies the management of new and existing firewall rules. Moreover, AI firewall management enables context-aware policy management and continuous firewall rule cleanup. AlgoSec’s Firewall Analyzer automatically analyze existing device rulebases to identify unused, duplicate, conflicting, or expired rules. The platform then provides recommendations to remove, reorder, or consolidate similar rules. 2. Firewall misconfiguration prevention Firewall misconfigurations remain the most common cause of firewall breaches for a reason. Firewall rules are far too complex, making human errors inevitable. Common examples include firewall rules that allow unrestricted inbound or outbound traffic beyond business requirements. AI-powered firewall policy management continuously identifies these risks by comparing actual traffic usage against policy definitions, enabling quick resolution. 3. Firewall change automation Every proposed firewall policy change carries inherent risk. Will it break an app? Will it open an unintended attack path? Will it violate regulatory standards? Every proposed change in AI-driven firewall management is automatically analyzed for risk and compliance violations before implementation. This ensures intelligent firewall policy optimization . 4. Continuous compliance and audit readiness Regulators, such as DORA, PCI-DSS, and NIST, now expect continuous compliance, and AI firewall compliance makes this achievable. By automatically mapping rule changes to regulatory requirements, AI ensures that organizations are always audit-ready and can quickly identify where they are failing critical controls. Schedule a Demo Zero Trust and AI firewall policy management Besides enabling firewall policy automation, AI helps companies operationalize modern security frameworks like Zero Trust, least-privilege access, and network segmentation. AI analyzes user, device, and workload activity to identify unnecessary access, recommend tighter firewall policies, and align connectivity with verified business requirements. By mapping application dependencies and traffic flows across hybrid and multi-cloud environments, AI in firewall policy also helps create and maintain network segments that limit lateral movement while preserving business operations. The result is more adaptive, risk-aware AI firewall management that improves security without sacrificing business agility. Schedule a Demo Risks of AI-powered firewall policy management Despite its efficiency benefits, AI network security policy management isn't without its risks. Risk 1: Firewall rule automation without full context Without a complete understanding of network topology, application dependencies, and business priorities, AI can misinterpret intent and recommend risky policy changes. Imagine an AI platform recommending the removal of a seemingly unused rule connecting a finance application to a banking partner. Months later, you discover the rule supported quarterly payroll reconciliation. The AI firewall policy management engine failed due to incomplete context. Risk 2: “Hallucinated” recommendations in AI firewall rules Even with complete data, AI can generate recommendations that appear logical but are based on flawed reasoning. For example, a DevOps engineer traveling for a conference urgently needs remote access to troubleshoot an issue. AI detects an unfamiliar location, misclassifies the activity as suspicious, and blocks the connection, delaying remediation until after your systems have already been impacted. Risk 3: Unvalidated firewall rule automation No AI model is infallible. When recommendations are implemented without human review, organizations risk severe consequences: security vulnerabilities that let attackers in, compliance failures that invite hefty fines, and operational disruptions that erode investor and customer trust. Effective AI adoption requires validation, governance, and oversight to ensure automation enhances human decision-making rather than replacing it. Schedule a Demo Combating AI in firewall policy risks Below are the top AI firewall management best practices to reduce risk. AI firewall management: Choose human-in-the-loop Responsible AI firewall management incorporates robust governance controls that keep human operators in the loop: Approval gates: AI generates recommendations, but human experts make the final decisions. Comprehensive audit trails: The platform documents all firewall changes, reviews, and approvals for a consistent view of security across your enterprise network environment. Policy validation: Change requests are automatically matched to detected changes; mismatches, risky configurations, and unauthorized changes are flagged for investigation. Rollback controls: For example, if AI firewall rules accidentally drop legitimate production traffic, a “One-Click Revert” option will instantly restore the previous policy state. Full context for AI firewall policy management engines For trustworthy AI firewall rules, AI must base its decisions on a thorough understanding of how systems are connected, how they communicate, what business functions they support, and what security controls already exist. The following workflow can serve as a guide: Network topology: Maps users, applications, segments, and devices (firewalls, routers, switches) to help AI trace exactly where traffic originates and where it is allowed to go Traffic data: Analyzes the timing and destination of network flows so AI can separate legitimate business traffic from suspicious anomalies, while identifying active vs. obsolete rules Application dependency data: Links critical business services to their required network paths, giving AI the necessary policy context to prevent operational disruptions and enforce least-privilege access Move from rule-centric to intent-based firewall policy AI firewall policy management requires more than a grasp of ports, protocols, and firewall syntax to work within business contexts. Teams must prioritize AI-powered firewall policy engines that can interpret the business intent behind connectivity requirements, linking rules to the applications and services they support. As Kyle Wickert, Field CTO at AlgoSec , explains, businesses must “decouple connectivity from the policy. So we’re really thinking in terms of app intent, not firewall rules.” Intent-based firewall policy : Reduces inaccurate recommendations Prevents operational disruptions Ensures automation reflects business priorities rather than isolated network events Schedule a Demo AI is an assistant, not a replacement for firewall administrators Firewall administrators remain irreplaceable because they understand the nuances of organizational politics, regulatory requirements, and business strategy that shape security decisions. They can exercise judgment when AI recommendations conflict with business priorities. And they bear ultimate responsibility for the security of their organizations. AlgoSec’s AI firewall policy management model lets AI handle the heavy lifting of data analysis, pattern recognition, natural language processing, and routine recommendations. But it relies on human experts to provide oversight, validation, and final decision authority. Schedule a Demo How AlgoSec helps with AI firewall policy management AlgoSec streamlines AI firewall policy management by providing the deep network and application context required for intelligent automation. By continuously analyzing traffic, topology, and application dependencies, AlgoSec’s platform allows security teams to confidently automate firewall rule creation, cleanup, and risk analysis. This approach ensures that AI-driven changes are efficient, compliant, and aligned with business intent, helping organizations reduce operational complexity and close security gaps across hybrid environments. Ready to streamline your firewall management with AI? Speak with one of our experts or visit our demo page to see how AlgoSec can transform your security strategy. Schedule a Demo Select a size What is AI firewall policy management? How does AI support firewall policy management? Zero Trust and AI firewall policy management Risks of AI-powered firewall policy management Combating AI in firewall policy risks AI is an assistant, not a replacement for firewall administrators How AlgoSec helps with AI firewall policy management Get the latest insights from the experts Choose a better way to manage your network

AlgoSec & Juniper Networks AlgoSec seamlessly integrates with Juniper devices to automate application and user aware security policy management and ensure that Juniper devices are properly configured. AlgoSec supports the entire security policy management lifecycle — from application connectivity discovery, through ongoing management and compliance, to rule recertification and secure decommissioning. How to Juniper Policy Optimization Learn how to achieve a clean and optimized security policy on your Juniper device Juniper Regulatory Compliance Learn how to prepare for a regulatory audit Juniper Risk Assessment Learn how to assess risk on your Juniper devices with AlgoSec See how Juniper Users Can Benefit from AlgoSec Schedule time with one of our experts

Explore Algosec's customer success stories to see how organizations worldwide improve security, compliance, and efficiency with our solutions. Global Energy Group Streamlines Change Requests Process Organization Energy Group Industry Utilities & Energy Headquarters International Download case study Share Customer
success stories "Now we can do a firewall change in around one hour. Before, it took five days or more with 20 engineers. Today, we do the same job, but much quicker, with 4 people - resulting in happier customers,” says the Security Service Delivery Manager. “One of the best things you win in the end, is the cost. With 500 changes on a firewall a month, that’s significant.” IT Integrator Gets Faster Implementation of Firewall Changes – Leading to Greater Efficiency and Lower Costs BACKGROUND The company is the IT integrator for a large energy group, which offers low-carbon energy and services. The group’s purpose is to act to accelerate the transition towards a carbon-neutral world, through reduced energy consumption and more environmentally friendly solutions, reconciling economic performance with a positive impact on people and the planet. The IT integrator of the group designs, implements and operates IT solutions for all its business units and provides applications and infrastructure services. It includes four “families” of services: Digital and IT Consulting, Digital Workplace, Cloud Infrastructures, and Network and Cybersecurity, and Agile business solutions. CHALLENGES This large group (with 170,000 employees) had a complex network with multiple elements in the firewall. With 240 firewall change requests and 500 changes a month, they needed an easier and faster way to manage these changes, ensuring their business applications functioned properly while maintaining their security posture. The main challenges were: Large network with lots of rules. Slow execution of change requests. Change requests were very labor intensive. SOLUTION With 500 monthly firewall changes, the customer was searching for a solution that provided: Faster implementation of firewall changes. Clear workflow and easier change management processes. Comprehensive firewall support. Visibility into their business applications and traffic flows. The client chose AlgoSec for its workflow solution, requiring a tool that would help the customer seamlessly submit the request and enable the engineer to implement the optimal changes to the firewall. They implemented the AlgoSec Security Policy Management Solution, made up of AlgoSec Horizon Security Analyzer, AlgoSec Horizon FireFlow, and AlgoSec Horizon AppViz and AppChange (formerly AlgoSec BusinessFlow). AlgoSec Horizon Security Analyzer ensures security and compliance by providing visibility and analysis into complex network security policies. AlgoSec Horizon FireFlow improves security and saves security staffs’ time by automating the entire security policy change process, eliminating manual errors, and reducing risk. AlgoSec Horizon AppViz provides critical security information regarding the firewalls and firewall rules supporting each connectivity flow by letting users discover, identify, and map business applications. AlgoSec AppChange empowers customers to make changes at the business application level, including application migrations, server deployment, and decommissioning projects. RESULTS “We do the job quicker, with less people. With 500 changes on a firewall a month, that’s significant. I recommend AlgoSec as it gives a quick solution for the request and analysis,” said the Security Service Delivery Manager. By using the AlgoSec Security Management Solution, the customer gained: Greater insight and oversight into their firewalls and other network devices. Identification of risky rules and other holes in their network security policy. Easier cleanup process due to greater visibility. 80% reduction in manpower. Faster implementation of policy changes – from five days to one hour. Schedule time with one of our experts

AlgoSec enhances the effectiveness and efficiency of network security in Cisco environments by providing application-centric security, automation, and compliance capabilities AlgoSec Heads to Cisco Live to Empower Organizations to Effectively Secure Application Connectivity across Multi-Cloud and Hybrid networks AlgoSec enhances the effectiveness and efficiency of network security in Cisco environments by providing application-centric security, automation, and compliance capabilities February 2, 2024 Speak to one of our experts RIDGEFIELD PARK, NJ, February 2, 2024 – Global cybersecurity leader AlgoSec will demonstrate the quality of its application-centric hybrid network solutions at this year’s Cisco Live in Amsterdam. AlgoSec will illustrate how its range of value-added product integrations enables organizations to support their business-critical applications while minimizing security risks and ensuring compliance. AlgoSec operates deep at the business application level, allowing organizations to monitor traffic patterns, identify anomalies, and prioritize security incidents. This profound application-level understanding enables network and cloud security professionals to optimize their Cisco environments and minimize the attack surface and risk of unauthorized access. As a SolutionsPlus partner, AlgoSec have fostered a strong relationship with Cisco that enables us to effectively address the needs of their customers, which have changed over time with the increasing adoption of hybrid cloud networks. The integration of Cisco and AlgoSec’s solutions delivers innovation to the market and offers greater value to our joint prospects and existing customers. AlgoSec integrates seamlessly with Cisco networking and security solutions, including Cisco Firepower and Cisco ACI (Application Centric Infrastructure). This integration ensures consistent policy enforcement and centralized management, helping organizations to better secure their networks while reducing operational overhead and complexity. AlgoSec has recently introduced early availability for Nexus Dashboard Orchestrator (NDO) support, underscoring a commitment to providing continuity and support for customers navigating transitions in their network infrastructure. As evidence of the company’s commitment and efforts, AlgoSec was recently recognized as one of the “Meraki Picks” companies on the Meraki Marketplace. This showcases partners based on their proven track record with customers, highlighting AlgoSec’s exceptional performance in Network Security and Network Automation. AlgoSec is inviting customers and partners to visit them at Booth E10 at Cisco Live from February 5-8th. For the latest information and to set up a meeting at the show, please visit the event portal . About AlgoSec AlgoSec, a global cybersecurity leader, empowers organizations to secure application connectivity and cloud-native applications throughout their multi-cloud and hybrid network. Trusted by more than 1,800 of the world’s leading organizations, AlgoSec’s application-centric approach enables to securely accelerate business application deployment by centrally managing application connectivity and security policies across the public clouds, private clouds, containers, and on-premises networks. Using its unique vendor-agnostic deep algorithm for intelligent change management automation, AlgoSec enables acceleration of digital transformation projects, helps prevent business application downtime and substantially reduces manual work and exposure to security risks. AlgoSec’s policy management and CNAPP platforms provide a single source for visibility into security and compliance issues within cloud-native applications as well as across the hybrid network environment, to ensure ongoing adherence to internet security standards, industry, and internal regulations. Learn how AlgoSec enables application owners, information security experts, DevSecOps and cloud security teams to deploy business applications up to 10 times faster while maintaining security at https://www.algosec.com .

Securely accelerate application delivery by automating application connectivity and security policy across the hybrid network estate. Solución de gestión de seguridad Algosec Bienvenue! Gestionar sus políticas de seguridad de redes en todos los cortafuegos de las instalaciones y en controles de seguridad de la nube es un acto que debe llevarse a cabo de manera equilibrada. Por un lado, debe reducir los riesgos y minimizar la superficie de ataque, y por el otro, debe permitir la productividad al brindar conectividad para sus aplicaciones empresariales más importantes. Sin embargo, los procesos de gestión de políticas de seguridad siempre han sido complejos, prolongados y plagados de errores. No debería ser así. Tanto en las instalaciones como en la nube, AlgoSec simplifica y automatiza la gestión de políticas de seguridad en las redes para que su empresa se vuelva más ágil, más segura y más eficiente, ¡todo el tiempo! Un enfoque de la inigualable vida útil para la gestión de políticas de seguridad AlgoSec es inigualable por el hecho de que gestiona toda la vida útil de las políticas de seguridad para garantizar conectividad constante y segura para sus aplicaciones empresariales. Con muchísima claridad podrá descubrir automáticamente los requerimientos de conectividad de la aplicación, analizar los riesgos proactivamente, planificar y ejecutar cambios de seguridad en la red rápidamente, y desactivar reglas del cortafuegos de manera segura, todo en cero toques y dinámicamente orquestado en su entorno heterogéneo. Con AlgoSec usted puede Unificar la gestión de políticas de seguridad de redes en nubes heterogéneas, y en entornos definidos por software o en instalaciones Garantice el cumplimiento continuo y reduzca drásticamente los esfuerzos de preparación para auditorías del cortafuegos Proporcione conectividad a las aplicaciones de manera rápida y segura y evite interrupciones en las redes linee la seguridad, las redes y los equipos de aplicación e impulse las operaciones de seguridad de los programadores Automatice la gestión de cambios en el cortafuegos y elimine las configuraciones incorrectas Reduzca el riesgo a través de la configuración de seguridad correcta y la segmentación de red efectiva La Solución de gestión de seguridad AlgoSec Análisis de red de políticas de seguridad Más información Firewall Analyzer Automatización de cambios en las políticas de seguridad Más información FireFlow Calculadora de Retorno de inversión (ROI) Folleto de la solución AlgoSec Representante local Gil Kremer Phone: +55-11-991068906
Email: [email protected] Relevant links TELEFÓNICA MÉXICO Estudio de caso NATURA Estudio de caso Schedule time with one of our experts

Learn how firewall rules secure your network from cyber threats. Explore types, best practices, and management strategies to optimize your firewall security. Firewall rules & requirements (inbound vs. outbound) How to secure your network from threats? The cybersecurity landscape is increasingly volatile, with a massive rise in cyberattacks. Malicious cyber actors are relentlessly scouring the internet for vulnerable networks. Any company that wants to keep its network secure must implement a network security solution – a firewall. Cyber attackers keep evolving and finding ways to compromise security systems. As a result, companies need to implement and maintain security best practices. Installing a firewall is not enough; you have to take a step further to ensure the firewall rules are up-to-date and properly managed. If you want to learn how firewall rules work and secure your network from threats, keep reading! This article covers everything you need to know, including types of firewall rules, examples of firewall rules, and firewall rule best practices. Schedule a Demo What are firewall rules? Firewall rules are the major components of firewall policies that determine which types of traffic your firewall allows in and out of your network, and which are blocked. They are access control mechanisms that firewalls use to protect your network from being infiltrated by malicious or unauthorized traffic. Firewall rules examine the control information in individual packets, and either block or allow them based on a set of rules or predetermined criteria. These predetermined criteria or rule components include a source IP address, a destination IP address, ports, protocol type (TCP, UDP, or ICMP), and services. Firewall rules control how the firewalls prevent malicious programs and unauthorized traffic from compromising your network. So properly managing your firewall rules across your infrastructures is instrumental to securing your network from threats. Schedule a Demo How do firewall rules work? A firewall examines each incoming and outgoing data packet and matches it against the firewall rules. A packet is allowed to go through to its destination if it matches one of the rules that allow traffic. If a packet matches none of the rulesor hit a rule with deny, it is rejected. The rejection or mismatch is reported if the firewall is configured to do so. Firewalls are programmed to work with access control lists (ACLs). ACLs contain lists of permissions that determine network traffic that is allowed or blocked. An access control list details the conditions a data packet must meet before the ACL action (allow, deny, or reject) can be executed. To help you understand how firewall rules work, here’s a practical example: if a firewall rule states that traffic to destination N should be allowed only if it is from IP address M, the firewall will check the packet source and destination of incoming packets, and allow packets that meet the M & N rule to go through. If its packet’s destination is N but its source is unidentified or different from M, it is blocked. Packets are checked against firewall rules from top to bottom, and the first rule that matches the packet overrides the other rules below. The last rule is Deny Rest. This means that all packets not expressly permitted by the rules are blocked. You can create a firewall rule in pfSense. pfSense is an open-source firewall and router with unified threat management, load balancing, multi-WAN, a DNS Resolver, and a VPN. It supports a wide range of network technologies, including IPv4 & IPv6 addresses and pfBlockerNG. Other firewalls you can use to create firewall rules include Zenarmor, Windows Defender, and iptables. Schedule a Demo Why are firewall rules important? Firewall rules help network administrators to regulate access to networks. With firewall rules, you can determine what is allowed in and out of your network. For example, they prevent dangerous files like worms and viruses from accessing your network and consuming bandwidth. When it comes to protecting devices that operate within your network, firewall rules establish an essential line of defense. Firewalls (and other security measures like endpoint protection and security certifications) prevent malicious actors from accessing and compromising devices connected to your network or operating inside your network’s environment. Firewall rules help you comply with regulatory standards. Depending on your industry, relevant regulatory agencies expect your company to maintain a certain level of security. For example, if your business is located in the EU region or collects personal data of EU citizens, it is mandated to comply with GDPR. Schedule a Demo What are the main types of firewall rules? There are various types of firewall rules. They are categorized based on the type of security architecture under consideration. That being said, here are some of the major types of firewall rules: 1. Access rule As the name implies, this firewall rule blocks or grants access to inbound and outbound traffic based on certain conditions. The source address, destination address, port number, and protocol are key information that the access rule evaluates to determine whether access should be given or denied. 2. Network address translation (NAT) rule NAT helps you hide the original IP address of a private network – enabling you to protect your network. It makes traffic routing easier and smoothens the inflow & outflow of traffic to and from your network. 3. Application level gateways This type of firewall rule enables network administrators to implement policies that protect your internal network. Application-level gateways function as shields or gatekeepers between your internal network and the public internet. Administrators use them to regulate access to public networks, block some sites, limit access to certain content, and regulate devices allowed to access your network. 4. Stateful packet filtering This rule evaluates data packets and filters them against preset conditions. The traffic is denied access if it fails to meet the requirements outlined by the predetermined security criteria. 5. Circle-level gateways Circle-level gateways do not filter individual packets but rather monitor TCP handshakes to determine whether a session is legitimate and the remote system is considered trusted. Consequently, these gateways provide anonymity to your internal network. Schedule a Demo What is an example of a firewall rule? Firewall rules frequently consist of a source address, source port, destination address, destination port, and an action that determines whether to Allow or Deny the packet. In the following firewall ruleset example, the firewall is never directly accessed from the public network. This is because hackers who can directly access the firewall, can modify or delete rules and allow unwanted travel. Source addressSource portDestination addressDestination portAction AnyAny10.10.10.1AnyDenyAnyAny10.10.10.2AnyDeny10.10.10.1AnyAnyAnyDeny10.10.10.2AnyAnyAnyDeny In the following firewall ruleset example, all traffic from the trusted network is allowed out. This ruleset should be placed below the ruleset above. Since firewall rules are checked from top to bottom, specific rules should be placed before rules that are more general. Source addressSource portDestination addressDestination portAction 10.10.10.0AnyAnyAnyAllow Schedule a Demo What are the best ways to manage firewall rules? Effective management of firewall rules is necessary to avoid conflicting configurations and ensure your security infrastructure is powerful enough to ward off malicious attacks. To manage firewall rules better, do the following: ● Maintain proper documentation Properly document policies, rules, and workflows. It’s difficult for your network administrators to stay organized and manage firewall rules without proper documentation. Implement a strict documentation policy that mandates administrators to document policies and configuration changes. This improves visibility and ensures seamless continuity even if a key network operator leaves the company. ● Assign tasks with caution Ensure that only well-trained network operators have the privilege to assign and alter firewall rules. Allowing everyone on your security team to assign and change firewall rules increases the chances of misconfiguration. Giving such a privilege to a select few does the opposite and makes containing mismanagement easier. ● Use a standardized naming convention It’s easy to get confused about which configuration does what. This is more likely to happen where there is no naming convention. To avoid conflicting configurations, name each rule to clarify its purpose. By clearly defining the rules, conflicts can be easily resolved. ● Flag temporary rules Some rules are created to function just for a while – temporary rules. To keep things simple and ‘neat,’ flag temporary rules so they can be eliminated when they are no longer required. ● Order your rules Order rules in a specific pattern. For example, begin with global rules and narrow down to user-specific rules. ● Use a firewall management solution Many administrators use a firewall management and orchestration solution to streamline the firewall rule management process. The solution integrates with your firewall and uses built-in automation for managing firewall settings and configurations from a single dashboard. A firewall management tool helps you automate activities, gain visibility on all firewall rules, optimize firewall rules, remove rule anomalies, generate reports, etc. Schedule a Demo What are the best practices for firewall rules? To ensure your firewall works properly and offers the best security possible, there are some key best practices you have to follow when configuring and managing firewall rules: Review the firewall rules regularly The cyber threat landscape is always changing. Therefore, you must regularly review the firewall rules to ensure they provide optimal security against threats. Reviewing firewall rules helps you to be several steps ahead of malicious cyber actors, remove rule anomalies, and maintain compliance. Cyber attackers are relentlessly devising new ways to compromise security systems, infiltrate networks & subnets, and wreak havoc. You need to update the firewall rules regularly to counter new attacks. Obsolete rules can be maneuvered and the firewall compromised. You have to keep evolving the rules to stay ahead of malicious actors. Remove ineffective, redundant firewall rules. Are there rules that are no longer needed? Are there overlapping rules that are taking up space and confusing your network administrators? Look out for unnecessary configurations and remove them to free up the system and avoid confusion. In addition to helping you keep your network safe, reviewing firewall rules regularly also allows you to maintain compliance with regulatory standards such as HIPAA and GDPR. Keep tabs on firewall logs Keeping an eye on the firewall log helps administrators to monitor traffic flow, identify suspicious activities, and proactively fix challenges. Monitoring firewall logs gives you visibility into your infrastructure, enabling you to get to know your network users and the nature of their activities. Reduce complexity by categorizing firewall rules Make firewall rule structure simple and easy to manage by grouping rules with similar characteristics. This approach reduces configuration complexity, improves ease of administration, and optimizes firewall performance. Implement least-privileged access Do not grant users more privileges than necessary to perform their tasks. This ensures that only an authorized user can create a new rule, change a security policy, or gain access to specific resources. Block high-risk ports Blocking some ports can significantly decrease the risk of a network breach. The following table outlines the ports you should block as recommended by the SANS Institute . The table features services, TCP port, UDP port, port number, and port range. ServicePortPort number NetBIOS in Windows NTTCP and UDP135NetBIOS in Windows NTUDP137 and 138TFTP daemonUDP69HTTP (except to external web services)TCP80SSL (except to external web servers)TCP443Lockd (Linux DoS vulnerability)TCP & UDP4045Common high-order HTTP portsTCP8000, 8080, 8888LDAPTCP & UDP389IMAPTCP143SOCKSTCP1080SNMPUDP161 & 162SyslogUDP514Cisco AUX port (binary)TCP6001NFSTCP & UDP2049X WindowsTCP & UDP6000 – 6255 Schedule a Demo How can AlgoSec help you manage your firewall rules better? Managing firewall rules manually can be overwhelming and time-consuming – especially when dealing with multiple firewall solutions. With the help of a firewall management solution, you easily configure firewall rules and manage configurations from a single dashboard. This is where AlgoSec comes in! AlgoSec’s powerful firewall management solution integrates with your firewalls to deliver unified firewall policy management from a single location, thus streamlining the entire process. With AlgoSec, you can maintain clear visibility of your firewall ruleset, automate the management process, assess risk & optimize rulesets, streamline audit preparation & ensure compliance, and use APIs to access many features through web services. Schedule a Demo Select a size How to secure your network from threats? What are firewall rules? How do firewall rules work? Why are firewall rules important? What are the main types of firewall rules? What is an example of a firewall rule? What are the best ways to manage firewall rules? What are the best practices for firewall rules? How can AlgoSec help you manage your firewall rules better? Get the latest insights from the experts Use these six best practices to simplify compliance and risk mitigation with the AlgoSec platform White paper Learn how AlgoSec can help you pass PCI-DSS Audits and ensure continuous compliance Solution overview See how this customer improved compliance readiness and risk management with AlgoSec Case study Choose a better way to manage your network

Explore Algosec's customer success stories to see how organizations worldwide improve security, compliance, and efficiency with our solutions. Leading Life Insurance Company Ensures Security and Compliance Organization Life Insurance Industry Financial Services Headquarters Texas, USA Download case study Share Customer
success stories "AlgoSec worked right out of the box. We got started quickly and never looked back.” A leading insurance provider of life, disability and other benefits for individuals increases efficiency and ensures continuous compliance on their networks. Background This life insurance company provides insurance and wealth-management products and services to millions of Americans. The company employs thousands of people and maintains a network of several thousand financial representatives. They offer a wide range of insurance products and services that include life insurance, disability income insurance, annuities, investments, dental and vision. Challenges For decades, the company operated a large and growing data center in Bethlehem, PA which they recently transferred to Dallas, TX. During and since the transfer, the company has been replacing much of its multi-vendor network infrastructure, consolidating on Cisco Firepower technology, but still maintaining vestiges of other routers, firewalls and network equipment. At the new data center, the company’s IT staff maintains more than 100 firewalls that host some 10,000 rules. The company’s network security engineer described the considerable pressure on the security staff: “Change requests are frequent, 25-30 per week, demanding considerable time and effort by the security team.” Due to the presence of firewalls from multiple vendors, change requests were analyzed manually and pushed to devices with great care so as not to interrupt the operation of a rapidly growing body of applications. “The change–request process was tedious and very time consuming,” declared the engineer. “as was the pressure to maintain a strong compliance posture at all times.” The company is subject to a litany of demanding insurance-industry regulations that concern the care of personal information and processes. Managing risk is critical to the success of the business and being able to ascertain compliance with regulations is always vital. Solution The security team turned to AlgoSec to help them manage network security policy across the large data center that includes firewalls from multiple vendors. After a careful review, the security team acquired AlgoSec’s Horizon Security Analyzer to speed up the process of firewall change management as well as to continuously quantify the degree of compliance and level of risk. Vendor-agnostic AlgoSec Horizon Security Analyzer delivers visibility and analysis of complex network security policies across on–premise and cloud networks. It automates and simplifies security operations including troubleshooting, auditing and risk analysis. Horizon Security Analyzer optimizes the configuration of firewalls, routers, web proxies and related network infrastructure to ensure security and compliance. Results After a very short installation and learning period, the security staff became proficient at operating Horizon Security Analyzer helpful capabilities. Soon thereafter, staff members undertook AlgoSec certification courses to become experts in using the solution for firewall analysis. “AlgoSec worked right out of the box,” said the engineer. “We got started quickly and never looked back.” The AlgoSec solution has significantly improved processes, delivering significantly improved results for their security team: Reduced time to analyze and optimize firewall rules, automatically checking for shadow rules and discovering other rules eligible for consolidation or deletion. Continual optimization of firewall rules across their entire network estate. Increased efficiency of security staff, enabling them to keep up with the volume of change requests. Accelerated and more accurate change verification. Audit-readiness, generating scheduled and on-demand compliance reports. The security staff looks forward to implementing AlgoSec Horizon FireFlow (AFF), that will enable them to push changes automatically to their population of firewalls, eliminating errors and further reducing risk. With AFF, the staff will be able to respond to changing business requirements with increased speed and agility. They added: “We are also checking out AlgoSec’s new cloud-security solution since we are migrating a growing number of applications to AWS.” Schedule time with one of our experts

Learn how governed cloud security policy change automation connects requests, risk checks, approvals, implementation, validation, and audit evidence. What is cloud security policy change automation? ---- ------- Schedule a Demo Select a size ----- Get the latest insights from the experts Choose a better way to manage your network