Arqit NetworkSecure vs WISeKey: Side-by-Side Comparison (2026)

Arqit NetworkSecure: Quantum-safe VPN hardening via on-demand encrypted key orchestration. built by Arqit. Core capabilities include Quantum-safe encryption key generation and orchestration for IPsec VPN tunnels, Protection against Store Now, Decrypt Later (SNDL) quantum attacks, Multi-layer OSI support: TLS, Layer 3 IPsec, Layer 2 MACsec, and Layer 1 OTNsec..

WISeKey: PKI & digital identity platform with hardware RoT, IoT security, and quantum resilience. built by WISeKey. Core capabilities include Swiss-based cryptographic Root of Trust (RoT) for authentication and identification, PKI technology and trust services for digital identity management, WISeID identity platform for strong authentication and mobile security..

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

Arqit NetworkSecure differentiates with Quantum-safe encryption key generation and orchestration for IPsec VPN tunnels, Protection against Store Now, Decrypt Later (SNDL) quantum attacks, Multi-layer OSI support: TLS, Layer 3 IPsec, Layer 2 MACsec, and Layer 1 OTNsec. WISeKey differentiates with Swiss-based cryptographic Root of Trust (RoT) for authentication and identification, PKI technology and trust services for digital identity management, WISeID identity platform for strong authentication and mobile security.

Arqit NetworkSecure is developed by Arqit. WISeKey is developed by WISeKey. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Arqit NetworkSecure and WISeKey serve similar Quantum Security use cases: both are Quantum Security tools, both cover Quantum Safe. Review the feature comparison above to determine which fits your requirements.