NoPorts vs Pomerium Pomerium Zero: Side-by-Side Comparison (2026)

NoPorts: Zero-open-port remote access via cryptographic identity-first connectivity. built by Atsign. Core capabilities include No inbound listening ports required on protected assets, Cryptographic identity-based authentication for all participants, End-to-end encrypted sessions between authorized parties..

Pomerium Pomerium Zero: Clientless secure remote access platform with Zero Trust architecture. built by Pomerium. Core capabilities include Clientless remote access, Just-in-time access provisioning, Time-bound access controls..

Both serve the Zero Trust Network Access market but differ in approach, feature depth, and target audience.

NoPorts differentiates with No inbound listening ports required on protected assets, Cryptographic identity-based authentication for all participants, End-to-end encrypted sessions between authorized parties. Pomerium Pomerium Zero differentiates with Clientless remote access, Just-in-time access provisioning, Time-bound access controls.

NoPorts is developed by Atsign. Pomerium Pomerium Zero is developed by Pomerium. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

NoPorts and Pomerium Pomerium Zero serve similar Zero Trust Network Access use cases: both are Zero Trust Network Access tools, both cover Remote Access, SSH, ZTNA. Review the feature comparison above to determine which fits your requirements.