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Since 2005 we offer the industry’s only money back guarantee If we do not meet your expectations you have the right to cancel the purchase Money-Back Guarantee At AlgoSec we are passionate about customer satisfaction. Therefore, since 2005 we have offered the industry’s only money-back-guarantee. If we do not meet your expectations you have the right to cancel your software purchase and get your money back. More importantly, you decide whether to invoke the money-back guarantee. You are the sole judge. The only condition is that you do it within a reasonable timeline. As outlined below. This way you can ensure that the AlgoSec solution works across your entire estate, not just in your lab – without assuming any financial risk. Money-Back Guarantee Terms The terms of the money-back guarantee are outlined in the table. They depend on the deal size and whether or not the product was evaluated in the customer’s lab. Note: Make sure the terms of the Money Back Guarantee are included in your project proposal. Product Deal Size Less than $300K $300K-$1M More than $1M Product Purchased
WITHOUT an Evaluation 60 Days 90 Days 120 Days Product Purchased
AFTER an Evaluation 30 Days 45 Days 60 Days Contact sales At AlgoSec, Customer Satisfaction Starts at the Top Yuval Baron Chairman and CEO “When AlgoSec was only 2 years old we initiated the industry’s only money back guarantee. Nowadays, we have over 1,800 customers and the AlgoSec team still shares the same desire and passion to make sure they are all happy.” Contact sales Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

Visit Algosec's Media Center for the latest news, press releases, and media resources on network security and policy management solutions Media Center Press Releases AlgoSec’s Horizon Platform Fuels Company Growth and Global Application-Centric Security 9/9/25 Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. AlgoSec Security Management solution A33.10 delivers new compliance reporting and precise discovery of application connectivity 5/20/25 Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. AlgoSec Wins SC Award for Best Security Company, Global InfoSec Award for Best Service Cybersecurity Company 5/14/25 Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. Show all press releases In the News Minimize security risks with micro-segmentation December 20, 2023 The importance of IT compliance in the digital landscape December 20, 2023 Efficiently contain cyber risks December 20, 2023 Show all news Company Overview AlgoSec enables the world’s most complex organizations to gain visibility, reduce risk and process changes at zero-touch across the hybrid network. AlgoSec’s patented application-centric view of the hybrid network enables business owners, application owners, and information security professionals to talk the same language, so organizations can deliver business applications faster while achieving a heightened security posture. Read more Choose a better way to manage your network Customer Reviews We proudly enable business-driven network security policy management for the world's largest and most complex organizations. Learn why over 1,800 customers in 80 countries and across every industry vertical rely on AlgoSec to help them become more agile, more secure, and continuously compliant. Read more Media Contacts AlgoSec Tsippi Dach [email protected] Public Relations USA Megan Davis [email protected] +1 706-527-9536 Public Relations UK Jenni Livesly / Patrick Giffney [email protected] +44(0) 300 124 6100 Public Relations DACH Florian Stark / Carmen Ritter [email protected] +49(0) 89 211 871 66 AlgoSec Logo Download kit Choose a better way to manage your network Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

The goal of the AlgoSec Professional Services Team is to partner with you and enable you to meet your budget, time and resource constraints AlgoSec professional services Service offerings We offer a variety of à la carte Professional Services to help you quickly benefit from your AlgoSec investment. AlgoSec JumpStart packages View detailed information Through our new JumpStart packages we will deploy your AlgoSec products quickly and cost-effectively within your environment, so that you can start generating value from your AlgoSec investment as soon as possible Basic deployment of the AlgoSec security management suite View detailed information This service includes installing your AlgoSec appliances with the most recent build of the AlgoSec Security Management Suite including AlgoSec Firewall Analyzer and/or AlgoSec FireFlow and/or AlgoSec BusinessFlow, then verifying connectivity and defining devices. We will also verify that the reporting functionality works properly for each deployed device, and will provide sufficient knowledge transfer to enable you to perform basic operations in your AlgoSec environment. AlgoSec technical audit View detailed information Get a technical audit of your running AlgoSec environment – remotely or on-premises. Make sure you are optimally configured to get the best performance and functionality. Identify critical issues, receive insights and actionable suggestions to help you improve your network, identify issues that may have arisen since deployment, as well as recommendations for architectural improvements and optimization. AlgoSec Technical Audit is recommended once a year, and at least 6 months following initial deployment. Integration with existing Change Management Systems (CMS) View detailed information We can seamlessly integrate with any existing CMS including ServiceNow, Remedy, ServiceDesk and others. We can integrate your CMS system with AlgoSec via a Web Services call, as well as import historical change requests into AlgoSec. Advanced configuration View detailed information Suitable for complex, enterprise environments, this service includes verifying requirements and designing the appropriate topology for: High-Availability or Disaster-Recovery modes Load Distribution mode Geographical Distribution or Central-Manager / Remote-Agent mode Develop custom reports View detailed information We can create custom risk profiles and baseline configuration reports to meet your unique needs. Develop custom change workflows View detailed information While AlgoSec includes several out-of-the-box workflows, we can develop custom workflows to meet your unique needs. Customization options include creating the different steps in a change process, managing the ticket lifecycle based on your processes, dynamically routing tickets to required approvers and changing request form fields and appearance. Project management and customer success management View detailed information We can provide on-going project management to support your AlgoSec implementation. We provide regular status updates and meetings to ensure that the project is on schedule and meets your requirements. Schedule time with one of our experts Schedule time with one of our experts Work email* First name* Last name* Company* country* Select country... Short answer* Long answer Send message

Comprehensive training courses to help you become more efficient, and quickly understand all the features and customization options Training services and certification courses Training course methods We offer comprehensive training courses to help our customers and partners quickly understand all the features and customization options within the AlgoSec Security Management Solution.
Our courses are tailored for end users and/or administrators. 1 Users First level courses cover ASMS end to end basic functionality 2 Administrators Second level course cover ASMS deployment, maintenance and troubleshooting 3 Experts Third level courses cover Firewall Analyzer and FireFlow configuration 4 Masters Forth level course cover advanced FireFlow customization Certification Courses We offer comprehensive training courses to help our customers and partners quickly understand all the features and customization options within the AlgoSec Security Management Solution.
Our courses are tailored for end users and/or administrators. 1 Users AlgoSec Foundations AFA | AFF | AppViz | ACE 2 Administrators System Administrator 3 Experts AFA | AFF | AppViz Configuration 4 Masters AFA | AFF Master User AlgoSec Foundations - This course covers the basic end-to-end functionalities and operation of the AlgoSec Horizon Platform, including AlgoSec Firewall Analyzer (AFA), AlgoSec FireFlow (AFF), AppViz, and AlgoSec Cloud Enterprise (ACE). Administrator System Administrator - The AlgoSec platform requires ongoing administration, maintenance, and troubleshooting. This course focuses on deployment, system administration, maintenance, and troubleshooting at a customer level. Expert AFA Configuration - AlgoSec Firewall Analyzer can be configured for each customer’s needs and implemented in distributed deployments. This course focuses on Advanced Configuration and Integration for AFA. AFF Configuration - AlgoSec FireFlow can be configured for each customer’s needs and integrated with other systems. This course focuses on Advanced Configuration and Integration for AFF. AppViz Configuration - This course covers AppViz Configuration as part of an application-centric approach to Network Security Management. Master AFF Master - AlgoSec FireFlow can be customized for each customer’s needs and integrated with third-party systems. This advanced course focuses on FireFlow customization and integration and includes Perl programming usage. AFA Master - AlgoSec Firewall Analyzer Master course is an advanced, Master-level training designed for professionals who need to apply advanced map modeling techniques, troubleshooting complex network scenarios, and optimizing AFA network map. Training course methods We offer a variety of training course methods to fit your learning style, budget and schedule Free Online Self-Paced Modules Free short e-learning courses that allow you to study at your own time. Virtual Public Classes Live, instructor-led sessions with hands-on labs open to the public. You can view available dates on our training portal. Virtual Private Classes Live, instructor-led sessions with hands-on labs dedicated exclusively to your team. To schedule a private session, please contact Algosec Academy. Onsite Private Classes Instructor-led, in-person training with hands-on labs conducted at your location for your team only. Schedule time with one of our 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

AlgoSec offers support programs to provide the right level of service for each customer’s needs AlgoSec support programs We aim to provide the most professional and highest level of technical support to our customers. Support is provided through centers located around the globe which serve customers and partners in their local time zone View detailed information Customer Type Access to Knowledgebase and Documentation Access to AlgoSec Technical Community New Upgrades Patches and Hotfixes Email Support Coverage During Local Business Hours (9:00-17:00) 24 x 7 Coverage Instant Online Chat Priority Access to Support and R&D 6-Hour Response Time for Severity 1 Issues* 2-Hour Response Time for Severity 1 Issues* Designated Support Engineer Staging Environment in AlgoSec QA Lab Annual On-Site Preventive Maintenance Visit Quarterly Service Review 10% Discount On Certification Training (Unlimited Number of People) Self service Self service SMB SMB Preferred Enterprise Premium Large enterprise Schedule time with one of our 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

Discover Algosec's expert services for optimizing network security, automating policies, reducing risks, and ensuring continuous compliance. Enterprise cybersecurity 
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Algosec enables insurance companies to automate security policies, reduce risks, ensure compliance, and streamline network operations. Network security policy management for Insurance companies Schedule a demo Watch a video Insurance companies are constantly seeking to better serve their customers and maintain a competitive edge through new technology innovations and digital transformation initiatives. At the same time, cyber-attacks are more numerous, sophisticated and damaging than ever before – severely impacting the organization’s reputation and bottom line. As a result these organizations often fall behind on delivering new innovations into production. Additionally, the network and security operations teams are hampered by manual, slow and error-prone security change management processes, and the ever-increasing demands of industry regulations. It often takes several days, or even weeks to process a single change across a complex enterprise environment, which often needs hundreds of such changes each month, thereby directly impacting time-to-market. Business-Driven Security Policy Management for Insurance Companies AlgoSec’s unique, business-driven approach to security management enables insurance companies to align security policy management with their business initiatives and processes, making them more agile, more secure and more compliant all the time. With AlgoSec you can Automate the entire security policy management process – with zero-touch Automate firewall auditing and ensure continuous compliance Proactively assess the risk of every change before it is implemented Manage the entire enterprise environment through a single pane of glass Automatically identify and remove bloat and clutter from security policies Automatically discover, map and migrate application connectivity through easy-to-use workflows The Business Impact Deploy applications faster by automating network security change management processes Reduce the costs and efforts of firewall auditing and ensure continuous compliance Avoid security device misconfigurations that cause outages Facilitate effective communication between security teams and application owners Migrate application connectivity to the cloud quickly and easily Get consistent, unified security management across any heterogeneous network environment Resources Learn from the experts. Get the latest industry insights Business-Driven security management for financial institutions Read PDF Schedule time with one of our 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

AlgoSec provides firewall audit and compliance tools to assess security policy changes Use us to generate audit ready reports for all major regulations Firewall compliance auditor Schedule a demo Watch a video Preparing your firewalls for a regulatory or internal audit is a tedious, time-consuming and error-prone process. Moreover, while an audit is typically a point-in-time exercise, most regulations require you to be in continuous compliance, which can be difficult to achieve since your rule bases are constantly changing. With thousands of rules and ACLs across many different security devices, and numerous changes every week, it’s no wonder that preparing for an audit manually has become virtually impossible. Simplify firewall audits and ensure continuous compliance AlgoSec does all the heavy lifting for you. It automatically identifies gaps in compliance, allows you to remediate them and instantly generates compliance reports that you can present to your auditors. In addition, all firewall rule changes are proactively checked for compliance violations before they are implemented, and the entire change approval process is automatically documented, enabling you to ensure continuous compliance across your organization better than any firewall auditing tool . With AlgoSec you can Instantly generate audit-ready reports for all major regulations, including PCI, HIPAA, SOX, NERC and many others Generate custom reports for internal compliance mandates Proactively check every change for compliance violations Make the necessary changes to remediate problems and ensure compliance Get a complete audit trail of all firewall changes and approval processes The Business Impact Reduce audit preparation efforts and costs by as much as 80% Proactively uncover gaps in your firewall compliance posture Remediate problems before an audit Ensure a state of continuous compliance Used by all “Big Four” auditing firms Resources Learn from the experts. Get the latest industry insights AlgoSec for GDPR Read Document SWIFT Compliance Read Document HKMA Compliance Read Document Top PCI Pitfalls and How to Avoid Them: The QSA’s Perspective Watch Webinar Choose a better way to manage your network Choose a better way to manage your network Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

Secure critical telecommunications infrastructure with Algosec's automated network policy management and compliance solutions. Security policy management for telecommunications industry Schedule a demo Watch a video The telecommunications industry is extremely competitive and fast paced. Therefore, telecoms are constantly seeking ways to better serve their customers and maintain a competitive edge through new technology innovations and digital transformation initiatives. At the same time, cyber-attacks are more numerous, sophisticated and damaging than ever before – severely impacting the organization’s reputation and bottom line. As a result, telecoms often fall behind on delivering new innovations into production. On the other hand, the network and security operations teams are hampered by manual, slow and error-prone security change management processes, and the ever-increasing demands of industry regulations. It often takes several days, or even weeks to process a single change across a complex enterprise environment, which often needs hundreds of such changes each month, thereby directly impacting time-to-market. Moreover, understanding an application’s network connectivity requirements and then successfully migrating this connectivity to the cloud or data center to support these initiatives, is a complex, tedious and error-prone process that can take several months. Business-Driven Security Policy Management for Telecommunication Organizations AlgoSec enables telecommunication organizations to align security policy management with their business initiatives and processes, to make them more agile, more secure and more compliant all the time. AlgoSec provides end-to-end visibility of the network security infrastructure, as well as business applications and their connectivity flows – across cloud, SDN and on-premise enterprise networks. With AlgoSec, you can automate time-consuming security policy changes – with zero touch, proactively assess risk and ensure continuous compliance, quickly provision, change, migrate or decommission network connectivity for business applications to speed up delivery into production, and much more. With AlgoSec you can Automatically discover and map application connectivity prior to migration Migrate application connectivity to the cloud through easy-to-use workflows Automatically define, generate changes requests, and apply on-premise network security policies directly onto the cloud security controls Manage the entire enterprise environment through a single pane of glass Automate security policy management to process changes at the “speed of cloud” – with zero-touch Assess risk and generate compliance reports for the entire hybrid environment Securely decommission redundant connectivity for a tighter security policy The Business Impact Get consistent, unified security management across any complex heterogeneous network environment Deploy applications faster by automating network security change management processes Avoid security device misconfigurations that cause outages Migrate application connectivity to the cloud quickly and easily Ensure a clean and optimized security policy Reduce the costs and efforts of firewall auditing and ensure continuous compliance Resources Learn from the experts. Get the latest industry insights Managing Your Security Policy for Disaster Recovery Watch video Schedule time with one of our 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

What Is Zero Trust Architecture? Schedule a demo Watch a video IT environments today are hyperconnected, architecturally complex, and constantly in flux. Given this new reality, perimeter-based security strategies are no longer viable. Enterprises are battling a volatile threat landscape under the scrutiny of industry and federal regulatory bodies that serve consumers expecting secure and seamless services. This reality demands a completely new and perimeterless security model: Zero Trust cybersecurity. This article breaks down Zero Trust architecture, covering its core components and offering a Zero Trust vs. VPN comparison. It will also provide implementation strategies for Zero Trust and best practices. Zero Trust Architecture Explained The Zero Trust model is a cybersecurity framework built upon a simple but powerful principle: Never trust, always verify. Zero Trust cybersecurity is inherently different than legacy models, where trust is assumed the moment a user enters a network. Per the Zero Trust model, no user or activity is considered safe or legitimate. Every single access request is treated as a potential threat. Therefore, proving legitimacy in the Zero Trust cybersecurity model is a continuous and multi-layered process. Global adoption of the Zero Trust framework is significant. Gartner research reveals that 63% of companies globally have completed a Zero Trust implementation , while the Zero Trust cybersecurity industry is expected to reach just under $79 billion by 2029, a growth rate of 16.6%. These statistics underline the fact that Zero Trust cybersecurity is not a trend. It is a strategic imperative driven by the erosion of traditional perimeters, the proliferation of devices and users, increasingly complex IT architectures, and the rise of sophisticated risks, both internal and external. What Are the 5 Pillars of Zero Trust? To transcend theory and put the Zero Trust framework into practice, enterprises must build security around five key pillars: Identities : Verifying and validating users via context-aware controls Devices : Continuously monitoring and optimizing endpoint security Networks : Monitoring networks in real time for threats and anomalies Applications and workloads : Securing applications and connectivity flows across the entire software lifecycle Data : Prioritizing, protecting, and restricting access to sensitive information Core Components of the Zero Trust Model What constitutes a strong Zero Trust cybersecurity model? Several components and features come into play: The principle of least privilege (PoLP): Provides access to only task-relevant resources Multi-factor authentication (MFA): Requires multiple methods of identification, beyond mere usernames and passwords Continuous trust verification: Constantly re-evaluates the legitimacy of users across access requests Visibility and analytics: Ensures real-time monitoring across all five Zero Trust pillars and generates actionable insights Assumption of breach: Operates under the presupposition that a security incident has occurred to limit damage Microsegmentation: Breaks down the enterprise network into granular subsections to minimize lateral damage Identity security: Treats digital identities as security perimeters and enforces dedicated identity-centric security controls Automation and orchestration: Automatically designs and enforces security policies and controls across IT environments Context and correlation: Cross-analyzes diverse data and signals to validate users and provide access Zero Trust Cybersecurity and Business Benefits Enterprises that achieve a Zero Zrust implementation gain multiple advantages: Reduced risk of data breaches: Zero Trust’s proactive and perimeterless security approach significantly reduces the likelihood of attacks in complex IT environments. On average, according to IBM’s Cost of a Data Breach Report 2025, a breach now costs businesses $4.4 million . Stronger regulatory compliance: Every aspect of the Zero Trust model, from granular access controls to network segmentation, delivers a stronger compliance posture across standards such as GDPR, HIPAA, PCI DSS, and SOC 2. Reinforced governance: Optimizing security across the Zero Trust model’s five pillars ensures that businesses benefit from enhanced governance of multi-cloud and hybrid cloud resources and operations. Lower operational and security costs: Zero Trust cybersecurity lowers spend by mitigating issues early and avoiding full-blown incidents. Furthermore, Zero Trust’s emphasis on automation, orchestration, and optimization streamlines security operations, cutting expenses and maximizing investments. Increased digital agility and efficiency: Downtime and service disruptions are non-options today. A minute of downtime could cost enterprises thousands of dollars and an exodus of customers. Zero Trust eradicates security bottlenecks and risks, ensuring seamless and high-quality frontend digital services as well as backend efficiency. Beyond having to fully grasp the principles of Zero Trust, organizations must also adopt practical frameworks to implement them. To succeed at this, Zero Trust network access (ZTNA) is essential. ZTNA serves as the operational backbone that transforms Zero Trust theory into actionable security controls. Zero Trust Network Access Explained While Zero Trust architecture is the overarching paradigm, Zero Trust network access is one of its most imperative operational models. Think of it as a model within a model, not an isolated strategy. How Does ZTNA Work? ZTNA reframes traditional network access. Similar to the Zero Trust framework’s primary principles, it replaces implicit trust with continuous, granular, and context-aware validation based on identity and context. This ensures a finely tuned access control architecture and reduces exploitable attack vectors. With Zero Trust network access, enterprises reframe fundamental network access logic by decoupling networking access from application access so that every access request is assessed independently. In this way, a user gaining access to a network does not automatically guarantee access to an application or data within that network. Instead, only resources that they have explicitly been authorized to use are made available to them. Before Zero Trust, companies relied on virtual private networks (VPNs) for their security, which is why a comparison is in order. Zero Trust vs. VPNs It is important to understand the role VPNs played in enterprise cybersecurity prior to the emergence of ZTNA. Enterprises used virtual private networks to secure their networks. Essentially encrypted network tunnels, VPNs were useful options when perimeters were clearly delineated. However, since VPNs are static and not context-aware, they are not as effective in today’s dynamic network architectures. Zero Trust network access, on the other hand, offers application-specific access controls to replace any model or control that was built on implicit trust, including VPNs. But how does a ZTNA implementation entail? Zero Trust Implementation: A Step-by-Step Breakdown Enterprises can achieve the Zero Trust model in six simple steps. 1. Map the Protect Surface Create a comprehensive topology of the protect surface, including applications, networks, data, identities, and connectivity flows. This helps businesses design and enforce policies that focus on fortifying high-value assets. 2. Design Network and Identity Controls Introduce controls that align with Zero Trust principles, such as MFA, just-in-time (JIT) access, single sign-on (SSO), and data encryption. Ensure that these network and identity security controls are context-aware, not static. 3. Build an Access Architecture Follow Zero Trust principles such as least privilege to restrict users to only those resources that are absolutely necessary for their job. Remember: Network access should not equal application or data access. 4. Apply Microsegmentation Break down the enterprise network into smaller, granular sections, each governed by a unique set of security policies. This curbs threat propagation and minimizes the blast radius of any security incidents. 5. Implement Monitoring and Logging Mechanisms Real-time monitoring mechanisms detect anomalous behaviors and vulnerabilities. Logging and data analytics tools document critical security data and generate actionable insights. These accelerate threat detection and response while also improving auditability; the result is a stronger security and regulatory posture. 6. Continuously Evaluate and Optimize Static security is antithetical to Zero Trust. Companies must regularly evaluate and upgrade their policies, controls, processes, and security competencies to reflect evolving threats, regulatory standards, and business goals. Zero Trust Best Practices Zero Trust is not straightforward, especially across complex IT environments. The following recommendations will, however, facilitate a successful implementation. Align the Zero Trust Model with Business Strategy An enterprise must synchronize its overall security strategy and Zero Trust implementation process with its short-, mid-, and long-term strategic objectives. Internalize “Never Trust, Always Verify” Zero Trust is an approach, not a tool. It’s critical to embed “never trust, always verify” into every tool, process, workflow, and team. This involves both technical and cultural alignment with the Zero Trust model. Focus on Stakeholder Buy-In A Zero Trust implementation is virtually impossible unless the entire organization supports the initiative. This includes everyone from the board and C-suite to developers, platform engineers, and security teams. A culture of accountability and democratized security is a byproduct of stakeholder buy-in. Build the Zero Trust Architecture with Policies Policies are the engines of a Zero Trust model. Building and enforcing Zero Trust rules requires companies to assess a diverse range of factors, including roles, signals, and the business-criticality of their applications and assets. Educate Employees on Zero Trust Cybersecurity Sustaining a strong Zero Trust architecture at enterprise scale demands technical depth and knowledge. Engaging training seminars will ensure that IT and security personnel understand the nuances of the Zero Trust framework. Assemble the Optimal Tool Stack Lastly, one of the most important Zero Trust best practices is to optimize the security toolkit. Siloed, legacy tools can cause more harm than good to enterprise security. To implement the Zero Trust framework, organizations need a robust, scalable, and unified security platform. Implementing a Zero Trust Framework with AlgoSec Achieving Zero Trust’s full potential mandates a radical reorientation of security culture. Businesses need a strong platform to make this transformative framework a success and to drive Zero Trust best practices. Enter AlgoSec. The AlgoSec Horizon platform is perfect for Zero Trust cybersecurity. It’s fiercely application-centric, an essential attribute considering applications constitute most of an enterprise’s protect surface. AlgoSec provides comprehensive visibility across applications, data, and connectivity flows. It also offers a centralized console for policy- and automation-driven Zero Trust cybersecurity. The AlgoSec Security Management Suite (ASMS) , which includes the Firewall Analyzer, FireFlow, and AppViz, can help establish a robust Zero Trust cybersecurity posture. Additionally, AlgoSec Cloud Enterprise (ACE) offers advanced cloud network security and compliance capabilities that can secure even the most complex cloud architectures. Schedule a demo to see how AlgoSec’s unified security platform can make your Zero Trust cybersecurity strategy a reality. Resources Learn from the experts. Get the latest industry insights Simplify Zero Trust with application - based segmentation- Whitepaper Download now Short tutorial- Learn how to build Zero Trust architecture Watch it now Zero Trust webinar with Forrester and AlgoSec CTO Watch it now Mapping the Zero Trust Model with AlgoSec’s solution Read the article now Key principals and concepts of creating Zero Trust Networks Read the article now Schedule time with a Zero Trust expert Schedule time with a Zero Trust expert Work email* First name* Last name* Company* country* Select country... Short answer* By submitting this form, I accept AlgoSec's privacy policy Continue

Enhance network security and compliance for government agencies with Algosec’s automated policy management solutions. Government Schedule a demo Watch a video Government entities hold vast amounts of information that are worth a lot if it falls in the wrong hands. Therefore, with most of its information now digitalized, government networks are now the one of the most targeted in the world. Moreover, in recent years Government institutions are catching up with the rest of the industry and rolling out digital transformation initiations across complex hybrid cloud networks that include traditional and next-generation firewalls deployed on-premise and cloud security controls. But the complexity of these networks makes it difficult to see what’s going on, process changes, asses risk and ensure compliance with the multitude of regulations that government organizations are required to comply with. Business-Driven Security Policy Management for Government AlgoSec’s unique, business-driven approach to security management enables government institutions to align security policy management with their business initiatives and processes, and make them more agile, more secure and more compliant. With AlgoSec you can Automate the entire security policy management process – with zero-touch Manage the entire enterprise environment through a single pane of glass Proactively assess the risk of every change before it is implemented Automate firewall auditing and ensure continuous compliance with industry regulations, including NIST and FISMA Automatically discover, map and migrate application connectivity through easy-to-use workflows Built-in support for AWS, Microsoft Azure, Cisco ACI and VMware NSX The Business Impact Get consistent, unified security management across any heterogeneous network environment Deploy applications faster by automating network security change management processes Avoid lack of communication between disparate teams (security, networking, business owners). Migrate application connectivity to the cloud quickly and easily Reduce the costs and efforts of firewall auditing and ensure continuous compliance Facilitate effective communication between security teams and application owners Resources Learn from the experts. Get the latest industry insights Business-driven security management for local governments Read PDF Business-driven security management for the federal governments Read PDF Schedule time with one of our 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

What Are AWS Security Groups? Schedule a demo Watch a video AWS Security Groups are the stateful, instance-level firewalls that make or break your cloud perimeter. They filter traffic on the way in and out of every elastic network interface (ENI) , scale automatically with your workloads—supporting PCI DSS network segmentation—and can shrink audit scope and risk. This page explains how they work, why they differ from Network ACLs, what's new (cross-VPC sharing), and how AlgoSec Cloud Enterprise delivers continuous policy hygiene across hundreds of VPCs. How Do AWS Security Groups Work? Security groups (SGs) are virtual firewalls attached to ENIs in a virtual private cloud (VPC). They evaluate inbound rules first, allow stateful return traffic automatically, and then apply outbound rules—all before packets hit the guest OS firewall. Key behaviors: Allow Deny yes yes Before packet leaves ENI Before packet enters ENI Outbound Inbound Rule Type Default Action Stateful Security Groups ( SGs) Because SGs are stateful, you rarely need symmetric rules—responses are automatically allowed. By default, you can attach up to five SGs per ENI, giving you additive rule stacks for layered controls. Why Are AWS Security Groups Important? AWS security groups are critical because they enforce least-privilege, stateful filtering at the instance edge, blocking unauthorized traffic before it ever reaches your workload. The 2019 Capital One breach started with an SSRF exploit that punted traffic through an over-permissive SG/WAF combo; 100 million records later, the lesson was clear—least-privilege SGs matter for PCI DSS network segmentation compliance. When it comes to PCI network segmentation audits, AWS security groups let you create explicit, least-privilege boundaries around every cardholder-facing workload. Using Multiple AWS Security Groups Attaching more than one security group (SG) per ENI lets you layer responsibilities—platform, application, and third-party traffic—without ballooning the rule count in any single SG. AWS simply merges every rule across the attached groups into one effective allow-list; there is no concept of rule precedence or hidden denies. Rule union, not override: If SG-A allows TCP 22 and SG-B allows TCP 443, the instance will listen on both ports. Removing a port means removing it from every SG where it appears. Operations Checklist Tag everything with owner, env, and purpose; you'll thank yourself during audits and cost allocations. Watch for overlapping CIDRs—they multiply unintentionally when rules live in different SGs. Automate drift checks in CI/CD; any unauthorized console edit in a stacked security group can instantly alter the effective policy. Request higher SG-per-ENI limits before you need them; AWS approval isn't instant. Document the stack in runbooks so incident responders know which SG to configure (or not). Pro tip: For PCI network segmentation workloads, dedicate one SG to all PCI network segmentation rules and keep it read-only. Your Qualified Security Assessor (QSA) can audit a single file instead of searching through every microservice repository. Security Groups vs. Network ACLs for PCI Network Segmentation When a packet hits metal in AWS, two different bouncers can toss or pass it: Security groups (SGs) at the elastic-network-interface (ENI) layer and network ACLs (NACLs) at the subnet edge. Know what each one does so you don't build overlapping rules and accidental holes. Coarse subnet guardrails, country/IP blocks, extra layer for PCI DSS network segmentation compliance All traffic denied unless rules explicity allow it Lowest rule number is evaluated first; order matters Numbered Allow or Deny lines; first-match wins Fine - grained micro-segmentation, zero-trust tiers, PCI network segmentation All inbound blocked, all outbound allowed until changed AWS takes the union of all SG rules; no priorities to track Allow only (implicit deny for everything else ) Ideal Use Evaluation Order Default Behavior Rule Actions No-must write matching rules for both directions Applied to the entire subnet edge Stateful Layer/Scope Yes - return traffic automatically allowed Attached to each elastic network interface (instance-level) Security Groups ( SGs) Feature Network ACLs (NACLs) Think of SGs as the tight turnstiles right at the workload door and NACLs as the perimeter fence around the parking lot. Use both, but for different jobs; your cloud will remain tidy, audit-ready, and resilient: Why This Matters for PCI DSS Network Segmentation PCI DSS emphasizes strong, documented segmentation between the cardholder data environment (CDE) and everything else. SGs give you per-instance micro-segmentation, while ACLs provide an outer guardrail, satisfying default-deny, explicit-allow requirements. New AWS Security Group Functionalities AWS has added several quality-of-life upgrades that make security-group hygiene less painful and far more automation-friendly: Security-group VPC associations: Attach the same SG to several VPCs within a single region. Maintaining one "golden" rule set instead of cloning SGs per VPC eliminates policy drift and simplifies CI/CD pipelines. Shared security groups: Participant accounts in a Shared-VPC architecture can reuse SGs owned by the host account. Every team sees (and inherits) the exact rules the network team approved. This gives you centralized control without blocking decentralized builds. Cross-VPC security group referencing (via AWS Transit Gateway): A security group in one VPC can name an SG in another VPC as its source or destination. You can build hub-and-spoke or spoke-to-spoke traffic filters without configuring CIDRs everywhere, tightening cross-region segmentation. AlgoSec for PCI Network Segmentation with AWS Security Groups Managing security groups is easy when you have a dozen; it's a different story when juggling hundreds across multiple accounts, regions, and VPCs. That's where AlgoSec provides the context, automation, and guardrails you need for PCI network segmentation audits without slowing delivery: Unified SG inventory: Auto-discovers every security group across accounts for one-screen visibility. Continuous risk checks: Flags open CIDRs, unused groups, and over-broad ports before production—giving application owners instant, actionable insight. Zero-touch change push: Generate, approve, and apply SG updates straight from CI/CD. One-click compliance packs: Exports ready-to-submit reports for PCI DSS, HIPAA, and GDPR. Optimization hints: Suggests merges, rule clean-ups, and NACL offloads to stay under quotas. Migration Wizard: Converts legacy firewall rules into matching SG policies in minutes. Hybrid-cloud scale: Secures AWS, Azure, GCP, and on-prem firewalls from the same console—see real-world patterns in AWS and AlgoSec . Putting It All Together Security groups are your first—and sometimes last—line of defense in AWS. By combining layered SG design, complementary network ACL guardrails, and tooling like AlgoSec for continuous assurance, you create a security posture that scales as fast as your engineering teams deploy. This keeps you audit-ready for PCI DSS network segmentation at any size. Resources Learn from the experts. 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