Alibaba Cloud Key Management Service (KMS) vs Confidant: Side-by-Side Comparison (2026)

Alibaba Cloud Key Management Service (KMS): Managed cloud key management and cryptography service with HSM support on Alibaba Cloud. built by Alibaba Cloud. Core capabilities include Key lifecycle management including creation, rotation, enabling/disabling, and deletion, Bring Your Own Key (BYOK) import into managed HSMs, FIPS 140-2 Level 3 validated managed HSMs..

Confidant: A secret management service that stores encrypted secrets in DynamoDB for secure credential and sensitive data management..

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