Ensure that the AWS EBS volume snapshots that hold sensitive and critical data are encrypted to fulfill compliance requirements for data-at-rest encryption. The EBS snapshot data encryption and decryption is handled transparently and does not require any additional actions from your application.
When dealing with production data that is crucial to your business, it is highly recommended to implement data encryption in order to protect it from attackers or unauthorized personnel. The EBS volume snapshot encryption keys are using AES-256 algorithm and are entirely managed and protected by the AWS key management infrastructure through Amazon Key Management Service (KMS).
To identify any unencrypted EBS volume snapshots available within your AWS account, perform the following:
To encrypt existing EBS volume snapshots available within your AWS account, perform the following: