AWS Security Blog
Tag: Asymmetric Cryptography
How to use AWS KMS RSA keys for offline encryption
October 28, 2022: This blog post has been updated to reflect that CBC has changed to CTR, as well as a few more modifications. This blog post discusses how you can use AWS Key Management Service (AWS KMS) RSA public keys on end clients or devices and encrypt data, then subsequently decrypt data by using […]
Combining encryption and signing with AWS KMS asymmetric keys
August 31, 2021: AWS KMS is replacing the term customer master key (CMK) with AWS KMS key and KMS key. The concept has not changed. To prevent breaking changes, AWS KMS is keeping some variations of this term. More info. In this post, I discuss how to use AWS Key Management Service (KMS) to combine […]
How to verify AWS KMS asymmetric key signatures locally with OpenSSL
August 31, 2021: AWS KMS is replacing the term customer master key (CMK) with AWS KMS key and KMS key. The concept has not changed. To prevent breaking changes, AWS KMS is keeping some variations of this term. More info. In this post, I demonstrate a sample workflow for generating a digital signature within AWS […]