SASE Software Options 2026

The VPN-and-branch-firewall model that carried enterprise networking for two decades assumes a world where users sit inside an office and applications sit inside a data centre. Neither is true for most organisations any more, and Secure Access Service Edge (SASE) exists specifically to close that gap - converging networking and security into a single, cloud-delivered service that follows the user rather than the other way round.

SASE has matured from a framework into a genuine buying category with a market already valued at 15 to 17 billion US dollars in 2026 and projected to pass 30 billion by 2030. But the term gets used loosely - not every vendor claiming SASE ships the full stack of SD-WAN, ZTNA, SWG, CASB, and FWaaS natively, and the difference between a converged single-vendor platform and a bundle of partnered point products matters considerably once you are living with the architecture for the next five to ten years.

This guide gives an independent view of the leading SASE platforms in 2026, across enterprise and mid-market tiers, covering what each does well and who it suits. Viewpoint Analysis is a Technology Matchmaker, helping IT and security leaders find and select the right technology fast - aiming to be the place buyers go to understand the software and technology market before speaking to vendors.

This guide covers converged, cloud-delivered SASE and SSE platforms specifically. Buyers looking for on-premises firewall appliances instead should see our companion Network Security Software Options 2026 guide, and for cloud workload and posture protection see our Cloud Security Software Options 2026 guide. Several vendors here also appear in those guides under different products - Palo Alto Networks, Cisco, Fortinet, and Check Point all sell both a SASE platform and separate firewall or cloud security products, reflecting genuine platform breadth rather than duplication.

Included SASE Software Vendors

This guide covers the following SASE and SSE platforms, evaluated independently across enterprise and mid-market tiers. Our viewpoint on each vendor follows below.

Zscaler Zero Trust Exchange | Palo Alto Networks Prisma SASE | Netskope | Cato Networks | Cisco Secure Access | Fortinet FortiSASE | Cloudflare One | Check Point Harmony SASE | Forcepoint ONE | Versa Networks

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What is SASE Software?

Secure Access Service Edge (SASE) software converges wide area networking and network security into a single, cloud-delivered service, replacing the traditional model of backhauling branch and remote user traffic through a data centre for inspection. At its core, the category combines SD-WAN for network connectivity with a security stack covering Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), Zero Trust Network Access (ZTNA), and Firewall-as-a-Service (FWaaS), all delivered from distributed points of presence close to the user rather than a central location.

Organisations invest in SASE primarily to replace ageing site-to-site VPN and MPLS infrastructure that no longer suits a distributed, cloud-first workforce, to close the security gap left by legacy VPNs (ThreatLabz research found VPN-related vulnerabilities grew over 80 percent between 2020 and 2025), and to consolidate what was previously a stack of separate point products - firewall, VPN concentrator, CASB, secure web gateway - into one managed platform and policy engine. In 2026, the clearest dividing line between vendors is architectural: agentless, cloud-native platforms built SASE-first versus established network or security vendors extending existing products into the category. For a wider view of how this fits alongside broader IT operations and network tooling, see our IT Operations Technology area.

How to Find SASE Software

The SASE market is crowded and every vendor's marketing claims broadly similar capability, which makes the practical differences - whether SD-WAN is native or partnered, how deep the DLP and CASB engines genuinely are, and how straightforward a phased migration away from legacy VPN actually is - hard to assess without structured comparison.

The fastest free starting point for any buyer is the Viewpoint Analysis Longlist Builder. Answer a few questions about your branch footprint, remote workforce, and priorities and it generates a tailored vendor longlist in minutes, powered by HUEY, our AI Technology Analysis Agent, with no registration and no vendor bias.

For buyers who would prefer a more guided approach, the Technology Matchmaker Service brings the most relevant SASE vendors directly to you, in a format closer to Dragons' Den or Shark Tank than a cold vendor search. Viewpoint Analysis interviews your team, writes a Challenge Brief, and invites vendors to pitch directly against your requirements.

Enterprise SASE Software Options 2026

Zscaler Zero Trust Exchange is the most widely deployed cloud-native SSE platform among the largest enterprises, running a globally distributed points-of-presence network with deep ZIA (Internet Access, covering SWG, CASB, and DLP) and ZPA (Private Access, covering ZTNA) capability. It serves large enterprises, particularly those with a security-first priority and an existing or planned SD-WAN estate they intend to keep or replace separately. Zscaler remains SSE-first rather than shipping native SD-WAN, integrating instead with partner SD-WAN platforms including Cisco Catalyst, HPE Aruba EdgeConnect, Fortinet, and Versa. Its security services depth, particularly inline sandboxing and inspection at scale, is consistently rated among the strongest in the category.

Our Viewpoint: The strongest choice for large enterprises prioritising security service depth above all else, provided you are comfortable pairing it with a separate SD-WAN vendor rather than buying networking natively.

Palo Alto Networks Prisma SASE combines Prisma Access (ZTNA, SWG, CASB, FWaaS) with Prisma SD-WAN, formerly CloudGenix, and Autonomous Digital Experience Management under one packaged offer, and is the only vendor named a Leader in the Gartner Magic Quadrant for SASE Platforms for three consecutive years. It serves large enterprises, particularly those wanting the deepest security inspection and consistency with an existing Palo Alto Networks firewall estate. Its AI-driven operations aim to reduce management complexity across the full stack. February 2026 saw Palo Alto Networks announce modular adoption, allowing buyers to start with individual platform components rather than committing to the full SASE stack upfront.

Our Viewpoint: A strong choice for large enterprises wanting the deepest security inspection and analyst-recognised platform maturity, particularly existing Palo Alto Networks firewall customers.

Netskope built its reputation as a pure SSE specialist before extending into full SASE with Netskope Borderless SD-WAN, formerly Infiot, and is consistently recognised for the deepest CASB and DLP engine in the category. It serves large enterprises, particularly those in regulated sectors where fine-grained control over SaaS application data and data loss prevention is the primary driver rather than network consolidation. Its data-first heritage means DLP and CASB capability generally out-depths platforms that came to SASE from a networking or firewall background. Organisations whose top priority is inline threat prevention and sandboxing depth may find Zscaler or Palo Alto Networks a closer fit.

Our Viewpoint: The strongest choice for organisations where deep DLP and CASB capability is the primary requirement, particularly regulated sectors managing sensitive SaaS data.

Cato Networks built its SASE Cloud Platform from the networking side outward, natively integrating SD-WAN (via Cato Socket), ZTNA, SWG, FWaaS, and DLP on a single global private backbone rather than assembling the stack from acquisitions or partnerships. It serves mid-market and large enterprises, particularly distributed organisations with many branch locations wanting the most genuinely converged single-vendor architecture available. This native convergence is Cato's clearest differentiator against vendors that pair a security stack with a partnered or acquired SD-WAN. It carries less analyst recognition than Zscaler, Palo Alto Networks, or Netskope in pure security-services depth, and its best-of-breed integration story is weaker by design, since the value proposition is precisely a single, fully converged vendor.

Our Viewpoint: A strong option for distributed mid-market and enterprise organisations wanting the most genuinely converged single-vendor SASE architecture, built network-first rather than security-first.

Cisco Secure Access extends Cisco's existing networking and security portfolio into a converged SASE offer, unifying policy across users, devices, and applications through a single control plane alongside Cisco Catalyst SD-WAN and the wider Cisco security stack. It serves large enterprises already standardised on Cisco networking infrastructure, particularly those wanting SASE policy to work from the same operational model as their existing switches, routers, and firewalls. Cisco's familiar brand and existing account relationships in most large enterprises are a genuine advantage during procurement, though independent analysts still generally rate the platform as catching up to Zscaler, Palo Alto Networks, and Netskope on pure cloud-native SASE maturity.

Our Viewpoint: A sensible evaluation for large enterprises already standardised on Cisco networking wanting SASE policy to extend from the same operational model, rather than a first-choice for a green-field SASE decision.

SASE Software for Mid-Market and SME

Fortinet FortiSASE extends the Fortinet Security Fabric into a cloud-delivered SASE offer, giving existing FortiGate customers centralised visibility and policy management across on-premises firewalls and cloud-delivered SASE from a single console. It serves organisations of every size, but is particularly strong for mid-market and SMB buyers already running Fortinet infrastructure who want the fastest deployment path in the category - reviewers consistently note Fortinet as quicker to stand up than Palo Alto Networks or Cisco. FortiSASE's SMB-friendly tiers make it one of the more accessible entry points for smaller organisations evaluating SASE for the first time.

Our Viewpoint: The fastest and most accessible entry point for existing Fortinet customers and smaller organisations evaluating SASE for the first time.

Cloudflare One is a Zero Trust network-as-a-service platform bundling ZTNA, CASB, SWG, DLP, and remote browser isolation, delivered across Cloudflare's global edge network spanning more than 300 cities. It serves mid-market and technically capable organisations wanting to replace legacy VPNs with consolidated SASE without managing multiple vendors, particularly those already using Cloudflare for DNS or CDN services. Its performance story is genuinely compelling, since traffic routes through the same low-latency global network Cloudflare already operates at internet scale. Post-quantum cryptography support across the stack and AI governance capabilities for controlling shadow AI usage are recent additions ahead of most competitors.

Our Viewpoint: A strong option for technically capable mid-market organisations wanting consolidated SASE built on genuinely low-latency global infrastructure, particularly existing Cloudflare customers.

Check Point Harmony SASE (formerly Perimeter 81) delivers cloud-based ZTNA, SWG, and firewall-as-a-service with a particular emphasis on fast onboarding, with network resources, branch offices, and employees able to be provisioned in as little as fifteen minutes. It serves SMEs and mid-market organisations wanting straightforward setup and centralised management without extensive professional services. Following its rebrand from Perimeter 81 under Check Point ownership, the platform's documentation and support have fully migrated onto Check Point's infrastructure, with the legacy Perimeter 81 portal retired in July 2026. Its pricing is competitive against comparable mid-market platforms, and existing Check Point Quantum firewall customers benefit from a more consistent management experience.

Our Viewpoint: A practical choice for SMEs and mid-market organisations wanting fast onboarding and budget-friendly SASE, particularly existing Check Point network security customers.

Forcepoint ONE brings a long-standing heritage in secure web gateway and data loss prevention into a converged SASE and SSE platform, with particular strength in regulated industries that have relied on Forcepoint's DLP engine for years. It serves mid-market and enterprise organisations in sectors such as financial services, healthcare, and government, where DLP and compliance-oriented data protection are the primary driver ahead of network consolidation. Its advanced threat prevention capability, including inline sandboxing and deception technology, trails the depth of Zscaler and Palo Alto Networks, making it a stronger fit for data-protection-led evaluations than pure threat-prevention-led ones.

Our Viewpoint: Worth prioritising for regulated-sector organisations with an existing Forcepoint DLP relationship, less compelling for buyers prioritising advanced threat prevention above data protection.

Versa Networks delivers a unified SASE platform combining SD-WAN and security services through a single-pass architecture, positioned as a flexible alternative for organisations wanting strong SD-WAN performance alongside converged security. It serves mid-market and large enterprises, and is also used as an underlying SD-WAN engine by several other vendors' partnered SASE offers, reflecting genuine technical depth on the networking side. Versa's channel-led go-to-market means it is more commonly encountered through managed service provider and telco partnerships than as a direct enterprise purchase, which is worth factoring into procurement timelines and support expectations.

Our Viewpoint: A solid option for organisations prioritising SD-WAN performance within a converged SASE platform, most often accessed through a managed service provider or telco partnership.

How to Select SASE Software

Clarify whether you need full SASE or SSE alone before comparing vendors. If you are also replacing branch networking and MPLS, native SD-WAN matters - Cato Networks and Netskope ship it natively, while Zscaler and others rely on SD-WAN partnerships. If your priority is purely securing a remote and cloud-first workforce without a branch networking refresh, SSE alone may be the right, narrower evaluation.

Test the platform against your actual migration path, not just steady-state capability. A basic internet access deployment can be live in weeks, but a full rollout with ZTNA, branch SD-WAN, and DLP policy properly configured typically takes three to twelve months depending on organisation size and vendor - and that timeline varies meaningfully across the vendors in this guide.

Weigh security-services depth against networking depth based on where your actual gap sits. Vendors that came to SASE from a security background (Zscaler, Netskope, Palo Alto Networks) generally lead on inspection and data protection depth; vendors that came from networking (Cato, Versa, Cisco) generally lead on SD-WAN performance and branch connectivity - few vendors genuinely lead on both simultaneously.

Check licensing and procurement model carefully. Some platforms offer transparent self-service pricing at the lower end, while most enterprise-grade platforms are entirely sales-led with custom quotes through channel partners, which materially affects how long procurement takes.

For a structured approach to evaluating and shortlisting vendors, our Technology Selection Services cover Rapid RFI, Rapid RFP, and 30-Day Technology Selection depending on how quickly you need to move. The Enterprise Software Selection Playbook 2026 is the definitive reference for buyers who want a comprehensive guide to running a rigorous selection process from start to finish.

Help with your IT Procurement?

Our Technology Selection Services cover Rapid RFI, Rapid RFP, and 30-Day Technology Selection, taking you from longlist to a defensible vendor decision. See the Enterprise Software Selection Playbook 2026 for the full selection methodology.

You can also find all of our 'IT Buyer Help Services' explained here.

Summary

SASE in 2026 has moved from a Gartner framework to a genuine, fast-growing buying category, but the term still covers a wide spread of architectures. The enterprise tier - Zscaler, Palo Alto Networks, Netskope, Cato Networks, and Cisco - splits between vendors that came to SASE from security (leading on inspection and data protection depth) and those that came from networking (leading on SD-WAN performance and native convergence). The mid-market tier - Fortinet, Cloudflare, Check Point, Forcepoint, and Versa - offers faster, more accessible entry points, often tied to an existing vendor relationship or a specific strength such as DLP or SD-WAN performance.

Three takeaways stand out for buyers making a decision in 2026. First, be precise about SASE versus SSE terminology before shortlisting, since buying the wrong scope means either overpaying for unused SD-WAN capability or discovering a networking gap later. Second, weigh security depth against networking depth based on where your actual current gap sits, since few vendors genuinely lead on both. Third, test the platform against your realistic migration timeline rather than steady-state marketing claims, since full rollouts routinely take months longer than the initial internet-access deployment suggests.

SASE Buyer Help - Next Action

Viewpoint Analysis works with enterprise and mid-market organisations to find and select the right SASE software - independently, without vendor fees or influence.

• If you are just starting out and want to understand what is in the market, the Longlist Builder is free and gives you a tailored vendor list in minutes, matched to your environment and priorities.

• If you would rather vendors came to you than the other way around, the Technology Matchmaker Service brings the most relevant SASE vendors directly to your team to pitch.

• If you are ready to run a structured selection and want to move quickly, our Technology Selection Services take you from longlist to a defensible vendor decision in weeks rather than months.

Talk to Viewpoint Analysis

If you are currently evaluating SASE software and would like independent guidance on your options, request a call. And if you are a vendor in this space who would like to be considered for future content and matchmaking opportunities, get in touch here too.