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Platform](https://www.paloaltonetworks.com/ai-security/prisma-airs?ts=markdown) * [AI Gateway](https://www.paloaltonetworks.com/ai-security/ai-gateway?ts=markdown) * [AI Model Security](https://www.paloaltonetworks.com/ai-security/ai-model-security?ts=markdown) * [AI Red Teaming](https://www.paloaltonetworks.com/ai-security/ai-red-teaming?ts=markdown) * [AI Runtime Security](https://www.paloaltonetworks.com/ai-security/ai-runtime-security?ts=markdown) * [Agent Security](https://www.paloaltonetworks.com/ai-security/agent-security?ts=markdown) * [AI Posture Management](https://www.paloaltonetworks.com/prisma/cloud/ai-spm?ts=markdown) Secure GenAI Tools * [Prisma Browser](https://www.paloaltonetworks.com/sase/prisma-browser?ts=markdown) [![Network Security logo](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/logos/nav/strata-logo-nav.svg)](https://www.paloaltonetworks.com/network-security?ts=markdown) [Secure the Network](https://www.paloaltonetworks.com/network-security/next-generation-firewall?ts=markdown) * [Hardware Firewalls](https://www.paloaltonetworks.com/network-security/hardware-firewall-innovations?ts=markdown) * [Software Firewalls](https://www.paloaltonetworks.com/network-security/software-firewalls?ts=markdown) * [Strata Cloud Manager](https://www.paloaltonetworks.com/network-security/strata-cloud-manager?ts=markdown) * [OT / Industrial Security](https://www.paloaltonetworks.com/network-security/ot-security-solution?ts=markdown) * [Device \& IoT Security](https://www.paloaltonetworks.com/network-security/device-security?ts=markdown) * [5G Security](https://www.paloaltonetworks.com/network-security/5g-security?ts=markdown) * [Managed Firewalls - Azure](https://www.paloaltonetworks.com/network-security/cloud-ngfw-for-azure?ts=markdown) * [Managed Firewalls - AWS](https://www.paloaltonetworks.com/network-security/cloud-ngfw?ts=markdown) [Cloud-Delivered Security Services](https://www.paloaltonetworks.com/network-security/security-subscriptions?ts=markdown) * [Advanced Threat Prevention](https://www.paloaltonetworks.com/network-security/advanced-threat-prevention?ts=markdown) * [Advanced URL Filtering](https://www.paloaltonetworks.com/network-security/advanced-url-filtering?ts=markdown) * [Advanced WildFire](https://www.paloaltonetworks.com/network-security/advanced-wildfire?ts=markdown) * [Advanced DNS Security](https://www.paloaltonetworks.com/network-security/advanced-dns-security?ts=markdown) * [Advanced IP Defense](https://www.paloaltonetworks.com/network-security/advanced-ip-defense?ts=markdown) * [Quantum Safe Security](https://www.paloaltonetworks.com/network-security/quantum-safe-security?ts=markdown) * [Next-Gen Trust Security](https://www.paloaltonetworks.com/network-security/next-gen-trust-security?ts=markdown) [![SASE logo](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/logos/nav/prisma-sase-logo-nav.svg)](https://www.paloaltonetworks.com/sase?ts=markdown) [Secure Access (SASE)](https://www.paloaltonetworks.com/sase?ts=markdown) * [Prisma Access (ZTNA)](https://www.paloaltonetworks.com/sase/access?ts=markdown) * [SD-WAN](https://www.paloaltonetworks.com/sase/sd-wan?ts=markdown) * [Prisma Browser](https://www.paloaltonetworks.com/sase/prisma-browser?ts=markdown) * [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown) * [Enterprise DLP](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown) [![Security Operations logo](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/logos/nav/cortex-logo-nav.svg)](https://www.paloaltonetworks.com/cortex?ts=markdown) [Security Operations](https://www.paloaltonetworks.com/cortex?ts=markdown) * [AI-Driven SOC](https://www.paloaltonetworks.com/cortex/cortex-xsiam?ts=markdown) * [Extended Detection \& Response](https://www.paloaltonetworks.com/cortex/cortex-xdr?ts=markdown) * [Security Orchestration \& Automation](https://www.paloaltonetworks.com/cortex/cortex-xsoar?ts=markdown) * [Attack Surface Management](https://www.paloaltonetworks.com/cortex/cortex-xpanse?ts=markdown) * [Exposure Management](https://www.paloaltonetworks.com/cortex/exposure-management?ts=markdown) * [Email Security](https://www.paloaltonetworks.com/cortex/advanced-email-security?ts=markdown) * [Threat Intelligence Management](https://www.paloaltonetworks.com/cortex/threat-intel-management?ts=markdown) * [Agentic-first Automation](https://www.paloaltonetworks.com/cortex/agentix?ts=markdown) * [Identity Threat Detection and Response](https://www.paloaltonetworks.com/cortex/itdr?ts=markdown) [Endpoint Security](https://www.paloaltonetworks.com/cortex/endpoint-protection?ts=markdown) * [Endpoint Protection](https://www.paloaltonetworks.com/cortex/endpoint-protection?ts=markdown) * [Agentic Endpoint Security](https://www.paloaltonetworks.com/cortex/agentic-endpoint-security?ts=markdown) * [Ransomware Protection](https://www.paloaltonetworks.com/cortex/ransomware-protection?ts=markdown) * [Digital Forensics](https://www.paloaltonetworks.com/cortex/digital-forensics?ts=markdown) [Data Security](https://www.paloaltonetworks.com/cortex/data-security?ts=markdown) [![Cloud Security logo](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/logos/nav/cortex-cloud-logo-nav.svg)](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown) [Application Security Overview](https://www.paloaltonetworks.com/cortex/cloud/application-security?ts=markdown) * [Application Security Posture Management](https://www.paloaltonetworks.com/cortex/cloud/application-security-posture-management?ts=markdown) * [Software Supply Chain Security](https://www.paloaltonetworks.com/cortex/cloud/software-supply-chain-security?ts=markdown) * [Infrastructure-as-Code (IaC) Security](https://www.paloaltonetworks.com/cortex/cloud/infrastructure-as-code-security?ts=markdown) * [Software Composition Analysis](https://www.paloaltonetworks.com/cortex/cloud/software-composition-analysis?ts=markdown) * [Secrets Security](https://www.paloaltonetworks.com/cortex/cloud/secrets-security?ts=markdown) * [Open Partner Ecosystem](https://www.paloaltonetworks.com/cortex/cloud/appsec-partner-ecosystem?ts=markdown) [Cloud Posture Security Overview](https://www.paloaltonetworks.com/cortex/cloud/cloud-posture-security?ts=markdown) * [Cloud Security Posture Management](https://www.paloaltonetworks.com/cortex/cloud/cloud-security-posture-management?ts=markdown) * [Cloud Infrastructure Entitlement Management](https://www.paloaltonetworks.com/cortex/cloud/cloud-infrastructure-entitlement-management?ts=markdown) * [Data Security Posture Management](https://www.paloaltonetworks.com/cortex/cloud/data-security-posture-management?ts=markdown) * [AI Security Posture Management](https://www.paloaltonetworks.com/cortex/cloud/ai-security-posture-management?ts=markdown) * [Vulnerability Management](https://www.paloaltonetworks.com/cortex/cloud/vulnerability-management?ts=markdown) * [Cloud Attack Surface Management](https://www.paloaltonetworks.com/cortex/cloud/attack-surface-management?ts=markdown) [Cloud Runtime Security Overview](https://www.paloaltonetworks.com/cortex/cloud/runtime-security?ts=markdown) * [Cloud Detection and Response](https://www.paloaltonetworks.com/cortex/cloud-detection-and-response?ts=markdown) * [Container \& Kubernetes Security](https://www.paloaltonetworks.com/cortex/cloud/kubernetes-and-container-security?ts=markdown) * [Cloud Workload Protection](https://www.paloaltonetworks.com/cortex/cloud/cloud-workload-protection?ts=markdown) * [API Security](https://www.paloaltonetworks.com/cortex/cloud/api-security?ts=markdown) * [Serverless Security](https://www.paloaltonetworks.com/cortex/cloud/serverless-security?ts=markdown) [![Observability NEW logo](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/cortex/xcor/cortex-xcor-logo-nav-2.svg)](https://www.paloaltonetworks.com/cortex/xcor?ts=markdown) Observability \& Remediation * [AI-Driven Observability](https://www.paloaltonetworks.com/cortex/xcor/ai-driven-observability?ts=markdown) * [Distributed Tracing](https://www.paloaltonetworks.com/cortex/xcor/distributed-tracing?ts=markdown) * [Log Management](https://www.paloaltonetworks.com/cortex/xcor/log-management?ts=markdown) * [Metrics Monitoring](https://www.paloaltonetworks.com/cortex/xcor/metrics-monitoring?ts=markdown) [![Identity Security logo](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/logos/nav/idira-logo-nav.svg)](https://www.paloaltonetworks.com/idira?ts=markdown) [Human Identities](https://www.paloaltonetworks.com/idira/human?ts=markdown) * [Modern PAM](https://www.paloaltonetworks.com/idira/human/privileged-access-management?ts=markdown) * [Identity and Access 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[SASE vs. SSE: What Is the Difference?](https://www.paloaltonetworks.com/cyberpedia/sase-vs-sse?ts=markdown) Table of Contents * [What Is SASE?](#sase) * [What Is SSE?](#sse) * [What Are the Differences Between SASE and SSE?](#differences) * [What Are the Similarities Between SASE and SSE?](#similarities) * [The Role of SSE in SASE](#role) * [SSE vs. SASE FAQs](#faq) # SASE vs. SSE: What Is the Difference? 5 min. read Table of Contents * [What Is SASE?](#sase) * [What Is SSE?](#sse) * [What Are the Differences Between SASE and SSE?](#differences) * [What Are the Similarities Between SASE and SSE?](#similarities) * [The Role of SSE in SASE](#role) * [SSE vs. SASE FAQs](#faq) 1. What Is SASE? * [1. What Is SASE?](#sase) * [2. What Is SSE?](#sse) * [3. What Are the Differences Between SASE and SSE?](#differences) * [4. What Are the Similarities Between SASE and SSE?](#similarities) * [5. The Role of SSE in SASE](#role) * [6. SSE vs. SASE FAQs](#faq) The difference between SASE and SSE is that SASE combines networking and security services to create one cloud-based framework for secure connectivity, while SSE focuses exclusively on cloud-centric security services. SASE is an architecture model that offers both secure and optimized network connectivity across organizational resources. SSE is more focused, providing robust security for users accessing cloud resources. ## What Is SASE? ![SASE diagram showing SaaS, clouds, and data center linked to security services and endpoints.](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/cyberpedia/secure-access-service-edge-sase.png "SASE diagram showing SaaS, clouds, and data center linked to security services and endpoints.") Secure access service edge (SASE) is a converged cloud-based security model that merges software-defined wide area networking (SD-WAN) with security capabilities, including secure web gateway (SWG), cloud access security broker (CASB), firewall as a service (FWaaS), and zero trust network access (ZTNA) into one platform. SASE orchestrates different components to ensure secure network connections, manage a suite of security functions, improve management workflows, and provide a flexible network architecture that adapts to the dynamic requirements of a business. This framework addresses the changing needs for secure connectivity in today's enterprise environments. It extends the traditional network perimeter to include all access points, aiming to facilitate secure and efficient cloud interactions for remote users, regardless of location. SASE operates by steering network traffic through a cloud-native service platform that consolidates various security and network features. By situating these services at the network's edge, closer to where users and devices connect, it helps diminish latency, boosts network performance, and improves the user experience. This approach ensures consistent application of security policies across the enterprise and centralizes control. *[What Is SASE](https://www.paloaltonetworks.com/cyberpedia/what-is-sase?ts=markdown)?* ## What Is SSE? ![SASE model overlapping WAN Edge and SSE components, with key security features listed.](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/cyberpedia/sse.png "SASE model overlapping WAN Edge and SSE components, with key security features listed.") [Security services edge](https://www.paloaltonetworks.com/cyberpedia/what-is-security-service-edge-sse) (SSE) is a comprehensive cybersecurity model designed for cloud-based environments. SSE consolidates ZTNA, cloud SWG, CASB, and FWaaS to facilitate a secure digital ecosystem. Gartner introduced SSE initially in its 2021 Roadmap for SASE Convergence report. SSE safeguards distributed resources. As enterprises shift to cloud services and remote work models, traditional security perimeters extend beyond physical data centers. SSE addresses this by offering security that is not location-dependent. It ensures remote workers can access corporate data securely from any location. SSE accomplishes this through consistent policy enforcement and security protocols that span across all user connections to the cloud. SSE solutions mitigate the complexity and limitations of conventional network security. They avoid the performance bottlenecks of routing network traffic through centralized data centers and offer a more efficient, agile approach to security. SSE platforms provide visibility and control over cloud applications and to protection against threats in real-time. With SSE, companies can manage security risks and compliance for SaaS applications effectively. ## What Are the Differences Between SASE and SSE? | What Is the Difference Between SASE and SSE? ||| | | SASE | SSE | |---------------------|---------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------| | Scope of Services | Integrates networking and security, including SD-WAN and security components. | Focuses on security services like threat protection and access control, excluding SD-WAN. | | Network Integration | Optimizes network connections and security as an integrated service. | Ensures security in cloud environments without network optimization. | | Target Deployment | For organizations needing unified connectivity and security across endpoints and locations. | For businesses prioritizing security for remote workforce without complex network management. | ### Scope of Services SASE is a comprehensive framework that merges networking and security into a single cloud service, encompassing SD-WAN and security components like CASB, FWaaS, and ZTNA. SSE focuses strictly on the security aspect, delivering critical services such as threat protection and access control without the SD-WAN component. ### Network Integration While SASE provides an integrated network and security service, SSE is not concerned with network optimization or routing. SSE's main role is to ensure the security of access and services in cloud environments, relying on the underlying network infrastructure as is. ### Target Deployment SASE architecture works well for organizations that need unified connectivity and security policy enforcement across both user endpoints and network locations. In contrast, SSE secures user-to-cloud interactions. SSE is ideal for businesses that prioritize a security-first approach for their remote workforce without the need for complex network management. ## What Are the Similarities Between SASE and SSE? | What Are the Similarities Between SASE and SSE? || |---|---| | \* Both integrate various security functions (SWG, CASB, ZTNA, FWaaS). \* Share a cloud-native delivery model, aligning with cloud resource shifts. \* Incorporate zero trust principles, verifying trust continuously. || ### Integrated Security Approach Both SASE and SSE integrate multiple security functions to protect organizational resources. They converge essential security tools such as SWG, CASB, ZTNA, and FWaaS into unified solutions. This integration facilitates secure access to resources and offers robust protection against threats, irrespective of users' locations. ### Cloud-Native Delivery SASE and SSE share a cloud-native delivery model, providing security services directly from the cloud. This approach aligns with modern enterprises' shift towards cloud-based resources and services, enabling scalable, flexible, and responsive security measures that can adapt to the dynamic nature of today's business environments. ### Zero Trust Principles Both architectures incorporate zero trust principles, operating under the assumption that trust is never implicit and must be continuously verified. With a focus on identity verification and least-privilege access, SASE and SSE both aim to minimize the risk of unauthorized access and data breaches by validating every request as if it originates from an untrusted source. ## The Role of SSE in SASE ![SASE architecture diagram with user traffic sources, network components, and data destinations.](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/cyberpedia/sase-architecture.png "SASE architecture diagram with user traffic sources, network components, and data destinations.") SSE plays a crucial role within SASE architecture by focusing on the security services that are essential to a comprehensive SASE framework. It provides a robust security posture that is flexible enough to serve the modern, mobile workforce. These security services are integral to SASE's goal of combining networking and security into a single, cloud-delivered service model. Some organizations begin with SSE to strengthen their security posture and later integrate SD-WAN and other network services. This approach allows for the gradual evolution from traditional security models to a cloud-native SASE implementation, ensuring a secure transition to the cloud and beyond. ## SSE vs. SASE FAQs ### What is the difference between SSE and SASE architecture? SSE focuses on security services (like SWG, CASB, ZTNA, FWaaS) in the cloud, while SASE combines these security services with SD-WAN to provide both secure and optimized connectivity. ### What is the difference between SaaS and SASE? SaaS (Software as a Service) is cloud-based software delivery, while SASE (Secure Access Service Edge) is a network architecture combining security and WAN capabilities. ### What is an SSE? SSE (Security Service Edge) is a cybersecurity framework focusing on providing integrated security services from the cloud. ### What is the difference between SASE and SD? SASE (Secure Access Service Edge) incorporates SD-WAN for optimized network connectivity, unlike standalone Secure Directory (SD) services which focus on identity management. ### What is SSE architecture? SSE architecture refers to the framework for delivering comprehensive security services such as SWG, CASB, ZTNA, and FWaaS from the cloud. ### What are the three pillars of SASE? The three pillars of SASE are: SD-WAN for network optimization, security services integration for threat protection, and identity-centric access control for resource access. Related Content [What Is AI-Powered SASE? AI-Powered SASE is a cloud-based network architecture that integrates AI-enhanced SWG, SD-WAN, CASB, and ZTNA for efficient security and networking.](https://www.paloaltonetworks.com/cyberpedia/ai-powered-sase?ts=markdown) [Prisma SASE AI-powered Prisma SASE is the secure foundation for agile, cloud-enabled organizations.](https://www.paloaltonetworks.com/sase?ts=markdown) [Why the SASE approach to network and security is the answer to combating sophisticated cyberattacks Understand why SASE is at the forefront of the agenda for security leaders as the methodology evolves to become a cornerstone of modern security strategy.](https://www.paloaltonetworks.com/resources/whitepapers/why-the-sase-approach-to-network-and-security-is-the-answer-to-combatting-sophisticated-cyberattacks?ts=markdown) [SASE CIO eBook: Driving the future of work through enterprise-wide SASE A CIO'S Guide to Planning and 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