NoPorts vs QuantLayer Secure Remote Access: 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..

QuantLayer Secure Remote Access: Passwordless, identity-first ZTNA replacing VPNs with per-resource access control. built by BDATA. Core capabilities include Passwordless authentication via FIDO2, PKI, and certificate-based credentials, Per-resource access control limiting users to specific resources only, Device posture check before granting access..

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. QuantLayer Secure Remote Access differentiates with Passwordless authentication via FIDO2, PKI, and certificate-based credentials, Per-resource access control limiting users to specific resources only, Device posture check before granting access.

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

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