AWS Security Blog
Category: Advanced (300)
Simplify DNS management in a multi-account environment with Route 53 Resolver
March 31, 2025: We provided a note and links to resources in the third use case on using Route 53 profiles as a best practice to enable DNS resolutions between VPCs in different AWS accounts. April 19, 2023: In the section “Create private hosted zones” we updated step 1 to fix syntax error. September 27, […]
How to decrypt ciphertexts in multiple regions with the AWS Encryption SDK in C
November 1, 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. You’ve told us that you want to encrypt data once with AWS Key Management Service […]
Create fine-grained session permissions using IAM managed policies
As a security best practice, AWS Identity and Access Management (IAM) recommends that you use temporary security credentials from AWS Security Token Service (STS) when you access your AWS resources. Temporary credentials are short-term credentials generated dynamically and provided to the user upon request. Today, one of the most widely used mechanisms for requesting temporary […]
Improve availability and latency of applications by using AWS Secret Manager’s Python client-side caching library
November 1, 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. Note from May 10, 2019: We’ve updated a code sample for accuracy. Today, AWS Secrets […]