AWS Security ChangesHomeSearch

AWS m2 documentation change

Service: m2 · 2026-07-04 · Documentation low

File: m2/latest/userguide/set-up-ea.md

Summary

Updated the effective date for closing new customer access to AWS Mainframe Modernization self-managed experience from July 30, 2026 to June 30, 2026.

Security assessment

The change is a date adjustment in a service availability notice. No security-related content was added or modified beyond the existing mention of ongoing security investments.

Diff

diff --git a/m2/latest/userguide/set-up-ea.md b/m2/latest/userguide/set-up-ea.md
index c432e0496..a5b567917 100644
--- a//m2/latest/userguide/set-up-ea.md
+++ b//m2/latest/userguide/set-up-ea.md
@@ -9 +9 @@ Image contentsPrerequisitesStep 1: SetupStep 2: Create the Amazon S3 based virtu
-After careful consideration, we have made the decision to close new customer access to **AWS Mainframe Modernization self-managed experience** , effective July 30, 2026. Existing customers can continue to use the service as normal. AWS continues to invest in security and availability improvements for AWS Mainframe Modernization self-managed experience, but we do not plan to introduce new features. For more information, see [AWS Mainframe Modernization availability change](https://docs.aws.amazon.com/m2/latest/userguide/mainframe-modernization-availability-change.html). 
+After careful consideration, we have made the decision to close new customer access to **AWS Mainframe Modernization self-managed experience** , effective June 30, 2026. Existing customers can continue to use the service as normal. AWS continues to invest in security and availability improvements for AWS Mainframe Modernization self-managed experience, but we do not plan to introduce new features. For more information, see [AWS Mainframe Modernization availability change](https://docs.aws.amazon.com/m2/latest/userguide/mainframe-modernization-availability-change.html).