AWS Key Management Service vs Azure Key Vault: side-by-side comparison (2026)

AWS Key Management Service: A cloud-based key management service for encrypting and digitally signing data. Built by Amazon Web Services, Inc.

Azure Key Vault: Microsoft Azure service for safeguarding cryptographic keys and secrets. Built by Microsoft.

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

AWS Key Management Service is made by Amazon Web Services, Inc. Azure Key Vault is made by Microsoft. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. AWS Key Management Service and Azure Key Vault are both Key Management products. Use the table above to see where features, deployment and company size fit differ.