Atakama vs ProvenRun ProvenHSM: Side-by-Side Comparison (2026)

Atakama: File-level encryption platform using distributed key mgmt and AES-256. built by Atakama. Core capabilities include Policy-based AES-256 file encryption without passwords, Distributed key management via key shards across devices and Key Shard Server (KSS), Mobile device-based decryption approval with session support..

ProvenRun ProvenHSM: Cloud & telecom HSM with formal OS verification, FIPS 140-3 L3, and PQC support. built by ProvenRun. Core capabilities include CC EAL5+ and FIPS 140-3 Level 3 certified security with tamper protection, Formally verified OS (ProvenCore, CC EAL7) as the underlying platform, Post-Quantum Cryptography support (ML-KEM, ML-DSA)..

Both serve the Key Management market but differ in approach, feature depth, and target audience.

Atakama differentiates with Policy-based AES-256 file encryption without passwords, Distributed key management via key shards across devices and Key Shard Server (KSS), Mobile device-based decryption approval with session support. ProvenRun ProvenHSM differentiates with CC EAL5+ and FIPS 140-3 Level 3 certified security with tamper protection, Formally verified OS (ProvenCore, CC EAL7) as the underlying platform, Post-Quantum Cryptography support (ML-KEM, ML-DSA).

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

Atakama integrates with Email, Microsoft Teams, Slack. ProvenRun ProvenHSM integrates with PKCS#11, REST API, Kubernetes, HashiCorp Vault. Check integration compatibility with your existing security stack before deciding.

Atakama and ProvenRun ProvenHSM serve similar Key Management use cases: both are Key Management tools, both cover Quantum Safe. Review the feature comparison above to determine which fits your requirements.