AWS Security Blog

Category: AWS Key Management Service

How to Use the REST API to Encrypt S3 Objects by Using AWS KMS

August 4, 2023: This blog post is out of date, and is in the process of being updated. AWS Key Management Service (AWS KMS) allows you to use keys under your control to encrypt data at rest stored in Amazon S3. The two primary methods for implementing this encryption are server-side encryption (SSE) and client-side […]

How to Use the New AWS Encryption SDK to Simplify Data Encryption and Improve Application Availability

The AWS Cryptography team is happy to announce the AWS Encryption SDK. This new SDK makes encryption easier for developers while minimizing errors that could lessen the security of your applications. The new SDK does not require you to be an AWS customer, but it does include ready-to-use examples for AWS customers. Developers using encryption […]

What’s New in AWS Key Management Service: AWS CloudFormation Support and Integration with More AWS Services

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. We’re happy to make two announcements about what’s new in AWS Key Management Service (KMS). […]

How to Protect the Integrity of Your Encrypted Data by Using AWS Key Management Service and EncryptionContext

One of the most important and critical concepts in AWS Key Management Service (KMS) for advanced and secure data usage is EncryptionContext. Using EncryptionContext properly can help significantly improve the security of your applications. In this blog post, I will show the importance of EncryptionContext and will provide a simple example showing how you can […]

AWS Key Management Service Now Supports Deletion of Encryption Keys

Today, AWS launched a new feature that lets you delete your encryption keys managed in AWS Key Management Service (KMS). You can now manage the complete lifecycle of your keys from creation to usage to disablement to deletion. In this blog post, I will explain the changes introduced with this new feature, tell you what […]

Amazon Redshift and Amazon RDS Now Support Encryption via AWS Key Management Service in the AWS GovCloud (US) Region

Today, Amazon Redshift and Amazon RDS for MySQL, PostgreSQL, Oracle, and SQL Server DB released support for encryption using AWS Key Management Service (KMS) in the AWS GovCloud (US) region. Using keys under your control, you can now encrypt RDS instances, including MySQL, PostgreSQL, Oracle, and SQL Server DB instance types, and Amazon Redshift clusters in AWS GovCloud […]

AWS Key Management Service Now Available in the AWS GovCloud (US) Region

AWS Key Management Service (KMS) is now available in the AWS GovCloud (US) region. You can now encrypt data in your own applications and within the following AWS services in GovCloud by using keys under your control: Amazon Elastic Block Store volumes Amazon S3 objects using Server Side Encryption (SSE-KMS) and client-side encryption using the […]

Share Custom Encryption Keys More Securely Between Accounts by Using AWS Key Management Service

AWS Key Management Service (KMS) is a managed service that makes it easy for you to create, control, rotate, and use your encryption keys in your applications. KMS allows you to create custom keys that other AWS Identity and Access Management (IAM) users and roles in your AWS account can use. You can also enable […]