Akamai Secure Internet Access Enterprise vs Zscaler Internet Access: Side-by-Side Comparison (2026)

Akamai Secure Internet Access Enterprise: Cloud-based DNS firewall protecting users and IoT devices from threats. built by Akamai. Core capabilities include Real-time threat intelligence blocking malicious domains and websites, DNS firewall inspection of all domain name system queries, Low-throughput DNS data exfiltration blocking..

Zscaler Internet Access: Cloud-native SSE platform for secure internet and SaaS access with zero trust. built by Zscaler. Core capabilities include 100% TLS/SSL traffic inspection at scale, Secure Web Gateway with AI-powered URL filtering, Intrusion Prevention System for advanced threat protection..

Both serve the Security Service Edge market but differ in approach, feature depth, and target audience.

Akamai Secure Internet Access Enterprise differentiates with Real-time threat intelligence blocking malicious domains and websites, DNS firewall inspection of all domain name system queries, Low-throughput DNS data exfiltration blocking. Zscaler Internet Access differentiates with 100% TLS/SSL traffic inspection at scale, Secure Web Gateway with AI-powered URL filtering, Intrusion Prevention System for advanced threat protection.

Akamai Secure Internet Access Enterprise is developed by Akamai. Zscaler Internet Access is developed by Zscaler. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Akamai Secure Internet Access Enterprise integrates with SIEM. Zscaler Internet Access integrates with Microsoft Copilot. Check integration compatibility with your existing security stack before deciding.

Akamai Secure Internet Access Enterprise and Zscaler Internet Access serve similar Security Service Edge use cases: both are Security Service Edge tools. Review the feature comparison above to determine which fits your requirements.