AWS Key Management Service is a commercial key management solution by Amazon Web Services, Inc. Cryptomathic Crypto Key Management System (CKMS) is a commercial key management solution by Cryptomathic. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Banks and payment companies with many HSM vendors
It earns its place because it sets key policy for every application in one place across many HSM vendors, which suits banks and payment companies. Central control of algorithms also helps when you move to post-quantum cryptography. If you do not run several HSM vendors or payment systems, a broader key manager may fit you better.
From Best Key Management Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
A cloud-based key management service for encrypting and digitally signing data.
Central key management that enforces key policy across apps, clouds and HSM vendors.
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
AWS Key Management Service fits if you want a cloud product and you are a startup or a small business.
Cryptomathic Crypto Key Management System (CKMS) fits if you need both cloud and on-premises options.
Common questions when comparing AWS Key Management Service vs Cryptomathic Crypto Key Management System (CKMS) for key management.
AWS Key Management Service: A cloud-based key management service for encrypting and digitally signing data, built by Amazon Web Services, Inc.
Cryptomathic Crypto Key Management System (CKMS): Central key management that enforces key policy across apps, clouds and HSM vendors, built by Cryptomathic.
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. Cryptomathic Crypto Key Management System (CKMS) is made by Cryptomathic. 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 Cryptomathic Crypto Key Management System (CKMS) are both Key Management products, and both cover Encryption. Use the table above to see where features, deployment and company size fit differ.
Need the answer fast? Best Key Management Solutions for Business picks Thales CipherTrust Manager, Fortanix Data Security Manager, Futurex CryptoHub and 3 more.See the shortlist
