# Document history
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The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an [RSS feed](https://docs.aws.amazon.com/prescriptive-guidance/latest/encryption-best-practices/encryption-best-practices.rss).

| Change | Description | Date | 
| --- |--- |--- |
| [Cryptography updates](#doc-history) | We updated the [AWS approach to cryptography](https://docs.aws.amazon.com/prescriptive-guidance/latest/encryption-best-practices/aws-cryptography-services.html) chapter. | February 19, 2026 | 
| [Algorithm updates](#doc-history) | We updated the [Cryptographic algorithms](https://docs.aws.amazon.com/prescriptive-guidance/latest/encryption-best-practices/aws-cryptography-services.html#algorithms) section. | January 23, 2026 | 
| [Algorithm and encryption in transit updates](#doc-history) | We updated the [About cryptographic algorithms](https://docs.aws.amazon.com/prescriptive-guidance/latest/encryption-best-practices/aws-cryptography-services.html#algorithms) section and the [Encryption of data in transit](https://docs.aws.amazon.com/prescriptive-guidance/latest/encryption-best-practices/general-encryption-best-practices.html#encryption-of-data-in-transit) section. | October 28, 2025 | 
| [Algorithm updates](#doc-history) | We add information about cryptography algorithms to the [Cryptography algorithms and AWS services](https://docs.aws.amazon.com/prescriptive-guidance/latest/encryption-best-practices/aws-cryptography-services.html) section. | June 18, 2025 | 
| [Amazon EKS updates](#doc-history) | We updated the encryption best practices for Amazon Elastic Kubernetes Service (Amazon EKS). | January 7, 2025 | 
| [Secrets Manager updates](#doc-history) | We updated the information and recommendations for AWS Secrets Manager. | September 9, 2024 | 
| [AWS service updates](#doc-history) | We updated the information and recommendations for Amazon EKS, AWS Encryption SDK, Amazon Relational Database Service (Amazon RDS), and Amazon Simple Storage Service (Amazon S3). | September 4, 2024 | 
| [Initial publication](#doc-history) | — | December 2, 2022 |