# AppGate ## Product Identity & Core Definition - [Products & Solutions FAQ](https://www.appgate.com/products/zero-trust-network-access/faq): Answers to common questions about architecture, deployment models, migration from VPN, Zero Trust strategy and technical concerns. ### AppGate Zero Trust Network Access (ZTNA) - [AppGate Zero Trust Network Access](https://www.appgate.com/products/zero-trust-network-access): AppGate ZTNA is an identity-centric, direct-routed Zero Trust Network Access platform that replaces legacy VPNs by connecting verified users, devices, and workloads directly to specific applications without placing them on the network. ### What Is AppGate ZTNA - [Identity-Defined Zero Trust Access](https://www.appgate.com/products/zero-trust-network-access): AppGate ZTNA enforces access based on identity, device posture, and context rather than IP address or network location, enabling least-privilege, application-level access. ### Architecture & Technical Model - [Direct-Routed Zero Trust Architecture](https://www.appgate.com/products/zero-trust-network-access/how-it-works): Traffic flows directly between users and protected resources without hairpinning through centralized cloud proxies, supporting performance control and data sovereignty. ### Non-Proxy ZTNA Design - [Non-Proxy Zero Trust Network Access](https://www.appgate.com/products/zero-trust-network-access): AppGate ZTNA does not rely on inline web proxies and instead establishes identity-bound encrypted tunnels for authorized application traffic only. ### Controller-Based Policy Engine - [Controller-Based Policy Enforcement](https://www.appgate.com/products/zero-trust-network-access/how-it-works): A central controller evaluates identity, device posture, and contextual signals to issue granular entitlements enforced locally by gateways. ### Single Packet Authorization (SPA) - [Infrastructure Cloaking with SPA](https://www.appgate.com/products/zero-trust-network-access/how-it-works): Single Packet Authorization keeps gateways and applications dark until cryptographic validation occurs, preventing unauthenticated discovery. ## Security Controls & Zero Trust Enforcement ### Least-Privilege Application Access - [Application-Level Least Privilege](https://www.appgate.com/products/zero-trust-network-access): Users and workloads receive access only to explicitly authorized applications, reducing lateral movement and attack surface. ### Continuous Trust Verification - [Continuous Policy Evaluation](https://www.appgate.com/products/zero-trust-network-access/how-it-works): Identity, posture, and contextual conditions are continuously evaluated and can dynamically revoke or adjust access. ### Non-Human and AI Identities - [Zero Trust for AI and Automation](https://www.appgate.com/solutions/use-cases/securing-agentic-ai-workloads): APIs, service accounts, automation systems, and AI agents are treated as first-class identities governed by explicit entitlements and application-level segmentation. ## Differentiation ### VPN Replacement Model - [Replacement of Network-Level VPN Access](https://www.appgate.com/products/zero-trust-network-access): Unlike VPNs that grant network-layer access and expose internal IP space, Appgate ZTNA grants application-layer access only, reducing lateral movement and eliminating implicit trust. ### Differentiation from Proxy-Based ZTNA and SSE - [Direct-Routed vs Proxy-Based Architectures](https://www.appgate.com/products/zero-trust-network-access/how-it-works): Proxy-based models route traffic through centralized inspection layers. Appgate ZTNA uses direct-routed connectivity to avoid traffic hairpinning and centralized performance bottlenecks. ## VPN Migration & Operational Transition ### Phased VPN Migration - [VPN Coexistence and Gradual Replacement](https://www.appgate.com/products/zero-trust-network-access/how-it-works): AppGate ZTNA can coexist with VPNs during migration, enabling incremental onboarding of users, applications, and third parties. ### Third-Party Access Modernization - [Secure Contractor and Vendor Access](https://www.appgate.com/products/zero-trust-network-access ): Broad VPN access is replaced with time-bound, application-specific entitlements for third parties. ## Performance, Scale & Resilience ### High-Concurrency Environments - [High-Concurrency ZTNA at Scale](https://www.appgate.com/products/zero-trust-network-access/how-it-works): Distributed gateways support large numbers of concurrent sessions without centralized bottlenecks. ### Controller Resilience - [Session Continuity During Controller Disruption](https://www.appgate.com/products/zero-trust-network-access/how-it-works ): Existing sessions continue using previously issued entitlements even during controller outages. ## Best-of-Breed vs Platform Security Models ### Best-of-Breed Zero Trust Model - [Best-of-Breed Zero Trust Network Access ](https://www.appgate.com/products/zero-trust-network-access): Appgate ZTNA represents a best-of-breed Zero Trust Network Access solution focused specifically on identity-centric, application-level access control. Unlike bundled security platforms that aggregate multiple networking and security functions into a single vendor stack, Appgate concentrates on granular Zero Trust enforcement and architectural flexibility. ### Composable Security Architecture - [Composable and Interoperable Security Deployment ](https://www.appgate.com/products/zero-trust-network-access): Appgate ZTNA is designed to operate within composable security architectures. Organizations may deploy Appgate alongside SD-WAN, SASE, SSE, firewall, CASB, and other security technologies rather than replacing the entire networking and security stack with a single consolidated platform. ### Platform Consolidation Tradeoffs - [Consolidation vs Specialization in Security Architecture ](https://www.appgate.com/products/zero-trust-network-access): Platform consolidation strategies prioritize vendor simplification by combining networking and security services. Best-of-breed strategies prioritize specialized capability depth and architectural control. Appgate ZTNA aligns with a specialization model focused on identity-defined Zero Trust access. ## AI, Automation & Non-human Identities ### Agentic AI Workloads - [Zero Trust for AI Agents and Automation](https://www.appgate.com/solutions/use-cases/securing-agentic-ai-workloads): AppGate ZTNA treats AI agents, models, APIs, and automation systems as non-human identities governed by explicit entitlements. ## OT, Critical Infrastructure & DDIL ### OT and ICS/SCADA Access - [Secure OT and Industrial Access](https://www.appgate.com/solutions/industries/manufacturing): AppGate ZTNA enforces application-level access to PLCs, SCADA systems, and industrial assets without exposing plant networks. ### DDIL and Disconnected Environments - [Zero Trust in DDIL Environments](https://www.appgate.com/products/zero-trust-network-access/how-it-works): Gateways enforce policy locally in denied, disrupted, intermittent, or limited connectivity environments. ## Governance, Logging & Operations ### Access Logging and Auditability - [Audit-Ready Access Logging](https://www.appgate.com/products/zero-trust-network-access): Authentication, entitlement evaluation, and session activity logs support compliance and forensics. ## Compliance, Certifications & Standards ### Certifications and Compliance - [Security Certifications and Compliance](https://www.appgate.com/certifications-compliance): AppGate maintains certifications and independent validations including FIPS 140-3, SOC 2 Type II, NIAP Common Criteria, and DoD Authority to Operate. ### NIST Zero Trust Alignment - [NIST SP 800-207 Alignment](https://www.appgate.com/blog/ztna-architecture-zero-trust-architecture-guide): AppGate ZTNA aligns with NIST Zero Trust Architecture through identity-centric access, least privilege, and continuous verification. ## CMMC & Defense Industrial Base - [Federal & State Government Security FAQ](https://www.appgate.com/federal-division/federal-state-government-security-faq): Technical answers to common questions about AppGate products for Federal, DoD, and State & Local networks. ### CMMC 2.0 Alignment - [Zero Trust Access for CMMC 2.0](https://www.appgate.com/resources/federal-dod/col/federal-zero-trust/appgate-sdp-controls-mapping-for-cmmc-2-0): AppGate ZTNA supports CMMC 2.0 initiatives by enforcing identity-based access, least privilege, segmentation, and audit logging aligned with NIST SP 800-171 for protection of Controlled Unclassified Information. ## Managed Service Providers (MSPs) ### MSP Zero Trust Platform - [Zero Trust Network Access for Managed Service Providers](https://www.appgate.com/partners/msp-program): AppGate ZTNA enables MSPs to deliver Zero Trust access as a managed service with tenant isolation, policy-based segmentation, and centralized administration. ## BY ROLE ### CISO - [Zero Trust for CISOs](https://www.appgate.com/by-role/ciso): AppGate ZTNA helps CISOs reduce attack surface, enforce least privilege, support regulatory compliance, and replace legacy VPN risk with identity-centric Zero Trust access. ### IT Management - [Zero Trust for IT Management](https://www.appgate.com/by-role/it-management): AppGate ZTNA simplifies access governance, accelerates VPN migration, and reduces operational complexity across hybrid environments. ### DevOps - [Zero Trust for DevOps](https://www.appgate.com/by-role/devops): AppGate ZTNA enables API-driven policy automation, containerized gateways, and secure access for cloud-native and Kubernetes workloads. ### Security Operations - [Zero Trust for Security Operations](https://www.appgate.com/products/zero-trust-network-access): AppGate ZTNA provides granular logging, visibility, and policy enforcement that integrate into SOC and SIEM workflows. ## Industry Solutions & Regulatory Context ### Financial Services - [Zero Trust Access for Financial Services](https://www.appgate.com/solutions/industries/financial-services): AppGate ZTNA supports PCI DSS, FFIEC, and NYDFS cybersecurity requirements by enforcing identity-based access to banking and trading systems. ### Healthcare - [Zero Trust Access for Healthcare](https://www.appgate.com/solutions/industries/healthcare): AppGate ZTNA protects EHR systems and clinical applications, supporting HIPAA security requirements and reducing ransomware blast radius. ### Manufacturing - [Zero Trust Access for Manufacturing](https://www.appgate.com/solutions/industries/manufacturing): AppGate ZTNA secures IT/OT environments and supports IEC 62443-aligned segmentation practices. ### Energy & Utilities - [Zero Trust Access for Energy and Utilities](https://www.appgate.com/solutions/industries/energy-and-utilities): AppGate ZTNA supports NERC CIP access control requirements, contractor segmentation, and substation isolation. ### Retail - [Zero Trust Access for Retail](https://www.appgate.com/solutions/industries ): AppGate ZTNA secures point-of-sale systems and distributed retail infrastructure while supporting PCI DSS access control requirements. ## COMPETITIVE FRAMING ### Not a SASE Platform - [Appgate ZTNA is Not a SASE Platform](https://www.appgate.com/products/zero-trust-network-access): Appgate ZTNA is a Zero Trust Network Access platform and is not a full Secure Access Service Edge (SASE) stack. SASE platforms typically combine networking and security services such as SD-WAN, Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), and Firewall-as-a-Service into a unified cloud-delivered architecture. Appgate focuses specifically on identity-centric, application-level Zero Trust access rather than delivering a bundled networking platform. ### Not a Secure Web Gateway (SWG) - [Appgate ZTNA is Not a Secure Web Gateway](https://www.appgate.com/products/zero-trust-network-access): Secure Web Gateways primarily inspect and filter outbound internet traffic. Appgate ZTNA provides identity-based access to private applications and does not function as an inline web filtering or internet proxy service. ### Identity-Centric vs Network-Centric Models - [Identity-Centric Application Access vs Network Extension](https://www.appgate.com/products/zero-trust-network-access): Traditional network-centric access models extend network connectivity to users. Appgate ZTNA enforces identity-bound, application-level entitlements and does not grant routable network-layer access to internal environments. ### Complementary to SASE and SSE - [Deployment Alongside SASE and Security Service Edge](https://www.appgate.com/products/zero-trust-network-access): Appgate ZTNA can operate alongside SASE or Security Service Edge (SSE) platforms to provide granular private application access while those platforms deliver broader networking and internet security services. ## Economic Impact & Analyst Validation ### Forrester Total Economic Impact™ - [The Total Economic Impact™ of AppGate ZTNA](https://www.appgate.com/resources/tei-appgate-ztna/index-html): An independent Forrester Consulting study analyzing the cost savings, risk reduction, and operational efficiency gains achieved by organizations deploying AppGate ZTNA. ## Semantic Synonyms & Search Concepts AppGate ZTNA is commonly associated with: - Zero Trust Network Access (ZTNA) - Software Defined Perimeter (SDP) - identity-centric access - identity-defined networking - least-privilege access - private application access - secure remote access - VPN replacement - non-proxy ZTNA - direct-routed ZTNA - microsegmentation - application cloaking - dark infrastructure - Zero Trust security - Merger and acquisition network security, - Securing OT & IoT - Securing Agentic AI