The closest Zscaler Internet Access alternatives are Fortra SWG, Cato Networks Cato SWG (Secure Web Gateway) and Versa Networks Security Service Edge. Picking a Zscaler Internet Access alternative comes down to fit: Security Service Edge coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.
29 alternativesClosest matches: Fortra SWG, Cato Networks Cato SWG (Secure Web Gateway), Versa Networks Security Service EdgePage updated Nov 2026
The product
by Zscaler
Cloud-native SSE platform for secure internet and SaaS access with zero trust
Zscaler Internet Access is a commercial Security Service Edge solution made by Zscaler. The closest matches by shared tags and NIST CSF 2.0 coverage are Fortra SWG, Cato Networks Cato SWG (Secure Web Gateway), Versa Networks Security Service Edge, Netskope Next Gen Secure Web Gateway (SWG), and Skyhigh Security Skyhigh AI. All 29 alternatives on this page are ranked the same way.
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VisitThese 8 solutions overlap most with Zscaler Internet Access. Each row says what the product does and, when the overlap is big enough, which capabilities it shares.
Cloud-native secure web gateway for web traffic inspection and threat protection
Key features: AI-powered phishing detection, Remote browser isolation, Multi-layered defense with cloud firewall and malware engine, Web activity monitoring for inbound and outbound traffic, Data loss prevention policy enforcement
Cloud-native secure web gateway for web traffic inspection and threat protection
Cloud-based SWG providing web filtering, threat protection, and policy enforcement
Cloud-native SSE platform with NGFW, SWG, CASB, and ZTNA capabilities
Next-gen SWG for web/SaaS security with threat protection and DLP
AI-powered SSE platform for data protection, threat prevention & compliance
Cloud-native SSE platform with ZTNA, SWG, CASB, and endpoint compliance
SSL/TLS decryption & malicious site blocking solution with AI control
On-premise secure web gateway with proxy filtering and traffic inspection
On-device SWG with SSL inspection, URL filtering, and AI-powered DLP.
Self-hosted SWG with URL filtering, NAC, TLS inspection & captive portal.
Cloud-native security platform offering web protection and secure access services
Cloud-based secure internet access with DNS/web filtering and CASB for SaaS
Unified Zero Trust cloud security platform with web, app, and network isolation.
Secure Web Gateway for data protection and threat prevention on the web
Agentless SSE platform securing web, SaaS, and browser activity via cloud
Cloud-based WiFi content filtering for businesses and educational orgs.
Zero trust secure access platform with continuous risk assessment and control
Cloud-based web filtering solution protecting against malware and phishing
Cloud-based DNS firewall protecting users and IoT devices from threats
Cloud-native DNS security service blocking malware, phishing, and threats
Internet security platform with DNS/content filtering and Zero Trust access
Cloud-based network edge platform for secure workforce access and connectivity
AI-powered DNS filtering for threat blocking and content control
DNS-based network filtering solution for web threat protection
AI-powered DNS-based web content filtering across 66 categories
DNS-based content filtering and threat protection service
Web filtering platform with AI-powered categorization for content control
Web & WiFi content filtering service for connected device manufacturers.
Device-based DNS filtering & user analytics platform for MSPs/MSSPs.
Common questions when weighing alternatives to Zscaler Internet Access.
The closest matches to Zscaler Internet Access by shared tags and NIST CSF 2.0 coverage are Fortra SWG, Cato Networks Cato SWG (Secure Web Gateway), Versa Networks Security Service Edge, Netskope Next Gen Secure Web Gateway (SWG), and Skyhigh Security Skyhigh AI. All of them are Security Service Edge products.
This page shows 29 alternatives to Zscaler Internet Access, all in the Security Service Edge category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.
Zscaler Internet Access is a commercial Security Service Edge product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free.
Zscaler Internet Access is a Security Service Edge product in the Network Security category. You can compare it with the 29 other Security Service Edge products on this page.
Cloud-based SWG providing web filtering, threat protection, and policy enforcement
Key features: 10 listed. See them on the Cato Networks Cato SWG (Secure Web Gateway) page.
View Cato Networks Cato SWG (Secure Web Gateway)Cato Networks Cato SWG (Secure Web Gateway) alternativesZscaler Internet Access vs Cato Networks Cato SWG (Secure Web Gateway)
Cloud-native SSE platform with NGFW, SWG, CASB, and ZTNA capabilities
Key features: 10 listed. See them on the Versa Networks Security Service Edge page.
View Versa Networks Security Service EdgeVersa Networks Security Service Edge alternativesZscaler Internet Access vs Versa Networks Security Service Edge
Next-gen SWG for web/SaaS security with threat protection and DLP
Key features: 10 listed. See them on the Netskope Next Gen Secure Web Gateway (SWG) page.
View Netskope Next Gen Secure Web Gateway (SWG)Netskope Next Gen Secure Web Gateway (SWG) alternativesZscaler Internet Access vs Netskope Next Gen Secure Web Gateway (SWG)
AI-powered SSE platform for data protection, threat prevention & compliance
Key features: 10 listed. See them on the Skyhigh Security Skyhigh AI page.
View Skyhigh Security Skyhigh AISkyhigh Security Skyhigh AI alternativesZscaler Internet Access vs Skyhigh Security Skyhigh AI
Cloud-native SSE platform with ZTNA, SWG, CASB, and endpoint compliance
Key features: 10 listed. See them on the Absolute Resilient, AI-powered SSE page.
View Absolute Resilient, AI-powered SSEAbsolute Resilient, AI-powered SSE alternativesZscaler Internet Access vs Absolute Resilient, AI-powered SSE
SSL/TLS decryption & malicious site blocking solution with AI control
Key features: 10 listed. See them on the Somansa Webkeeper page.
View Somansa WebkeeperSomansa Webkeeper alternativesZscaler Internet Access vs Somansa Webkeeper
On-premise secure web gateway with proxy filtering and traffic inspection
Key features: 10 listed. See them on the Olfeo On-Premise Secure Web Gateway page.
View Olfeo On-Premise Secure Web GatewayOlfeo On-Premise Secure Web Gateway alternativesZscaler Internet Access vs Olfeo On-Premise Secure Web Gateway
No Security Service Edge shortlist yet. This is the closest one.
Updated 2026-11-02
See the shortlist