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AWS AmazonS3 documentation change

Service: AmazonS3 · 2025-06-25 · Documentation low

File: AmazonS3/latest/userguide/WhatsNew.md

Summary

Added new compaction strategies for S3 Tables and fixed formatting in SSE-KMS documentation entry

Security assessment

The SSE-KMS entry correction is a formatting fix (adding missing |). The compaction strategies are performance-related and unrelated to security. No security vulnerabilities or explicit security feature additions are present.

Diff

diff --git a/AmazonS3/latest/userguide/WhatsNew.md b/AmazonS3/latest/userguide/WhatsNew.md
index 898f107b3..d963f76fb 100644
--- a//AmazonS3/latest/userguide/WhatsNew.md
+++ b//AmazonS3/latest/userguide/WhatsNew.md
@@ -17,0 +18 @@ Change| Description| Date
+S3 Tables now supports new compaction strategies for tables | S3 Tables now supports multiple compaction strategies to optimize query performance based on different data access patterns. The new strategies include Sort and Z-order. For more information, see [Compaction Strategies for tables](https://docs.aws.amazon.com/AmazonS3/latest/userguide/s3-tables-maintenance.html#s3-tables-maintenance-compaction-strategies). | June 18, 2025  
@@ -19 +20 @@ S3 Tables adds new AWS managed policy for S3 Tables | S3 Tables added a new AWS-
-S3 Tables now supports SSE-KMS using customer managed keys. | S3 Tables now supports server-side encryption with AWS Key Management Service (AWS KMS) keys (SSE-KMS) using customer managed keys. You can apply SSE-KMS encryption at the table bucket and table level. For more information, see [Using server-side encryption with AWS KMS keys (SSE-KMS) in table buckets](https://docs.aws.amazon.com/AmazonS3/latest/userguide/s3-tables-kms-encryption.html). | April 16, 2025  
+S3 Tables now supports SSE-KMS using customer managed keys | S3 Tables now supports server-side encryption with AWS Key Management Service (AWS KMS) keys (SSE-KMS) using customer managed keys. You can apply SSE-KMS encryption at the table bucket and table level. For more information, see [Using server-side encryption with AWS KMS keys (SSE-KMS) in table buckets](https://docs.aws.amazon.com/AmazonS3/latest/userguide/s3-tables-kms-encryption.html). | April 16, 2025