AWS Security ChangesHomeSearch

AWS m2 documentation change

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

File: m2/latest/userguide/mainframe-modernization-availability-change.md

Summary

Updated effective dates from July 30, 2026 to June 30, 2026 in two locations

Security assessment

Date-only modifications in service availability notice. References to security improvements are unchanged and not expanded upon.

Diff

diff --git a/m2/latest/userguide/mainframe-modernization-availability-change.md b/m2/latest/userguide/mainframe-modernization-availability-change.md
index f09d6259b..b1664e710 100644
--- a//m2/latest/userguide/mainframe-modernization-availability-change.md
+++ b//m2/latest/userguide/mainframe-modernization-availability-change.md
@@ -9 +9 @@ AWS Mainframe Modernization availability change (self-managed experience)AWS Mai
-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). 
@@ -17 +17 @@ After careful consideration, we have made the decision to close new customer acc
-AWS Mainframe Modernization self-managed experience will no longer be accepting new customers beginning on July 30, 2026. Existing customers can continue using the service with no disruption to their ongoing modernization projects. This availability change impacts the self-managed experience including: 
+AWS Mainframe Modernization self-managed experience will no longer be accepting new customers beginning on June 30, 2026. Existing customers can continue using the service with no disruption to their ongoing modernization projects. This availability change impacts the self-managed experience including: