ProvenRun ProvenHSM vs Themis: side-by-side comparison (2026)

ProvenRun ProvenHSM: Cloud & telecom HSM with formal OS verification, FIPS 140-3 L3, and PQC support. Built by ProvenRun.

Themis: Themis is an open-source cryptographic services library that provides high-level encryption and data protection capabilities for securing data during authentication, storage, messaging, and network exchange.

The table above shows where their features, integrations, deployment and company size fit differ.

ProvenRun ProvenHSM is made by ProvenRun. Themis is open-source with 1,954 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. ProvenRun ProvenHSM and Themis are both Key Management products, and both cover Encryption. Key differences: ProvenRun ProvenHSM is Commercial while Themis is Free, Themis is open-source. Use the table above to see where features, deployment and company size fit differ.