Zscaler

What is Zscaler?

Zscaler is a cloud security platform for enterprises that want to replace VPNs and network perimeter appliances with zero trust access. Its Zero Trust Exchange sits inline on every connection, and the vendor says over half of the Fortune 500 use it.

Key features of Zscaler

• Zscaler Internet Access: protects users browsing the web and using SaaS apps.
• Zscaler Private Access: connects users to private apps without a VPN.
• Data security: protection against data loss.
• Digital Experience: monitoring of user and app performance.
• Zero Trust Branch and Cloud: extend zero trust to branches and workloads.
• Security for AI: secure access to AI and protection of AI use.

How Zscaler works

Traffic from users, devices and workloads is routed through the Zero Trust Exchange, which applies identity and policy before connecting them to the internet, SaaS or private apps. Security teams manage policy from one console.

Who uses Zscaler?

Zscaler serves large enterprises and governments, with customers such as Siemens, United Airlines, T-Mobile and Deutsche Boerse Group. It is publicly traded on NASDAQ as ZS.

Zscaler pricing

Zscaler does not publish pricing on its homepage and links to a plans page. Quotes are provided by the vendor or its partners.

Zscaler integrations

Zscaler lists technology partnerships and names Red Canary, and it describes an OpenAI integration for GPT-5.4-Cyber.

Zscaler alternatives

Netskope is a SASE and data security platform with similar secure web gateway capabilities. Cloudflare Access offers zero trust access as part of Cloudflare's network. Perimeter 81 and Twingate focus on simpler zero trust network access for smaller teams. CrowdStrike offers endpoint-centric security.