AWS Security ChangesHomeSearch

AWS m2 documentation change

Service: m2 · 2025-10-10 · Documentation low

File: m2/latest/userguide/security_iam_id-based-policy-examples.md

Summary

Replaced promotional content with service availability notice in IAM policy examples file

Security assessment

The change adds a service availability notice but does not modify existing IAM security policy examples or best practices. Core security documentation remains unchanged.

Diff

diff --git a/m2/latest/userguide/security_iam_id-based-policy-examples.md b/m2/latest/userguide/security_iam_id-based-policy-examples.md
index 3c2794c3e..8e67fd8e5 100644
--- a//m2/latest/userguide/security_iam_id-based-policy-examples.md
+++ b//m2/latest/userguide/security_iam_id-based-policy-examples.md
@@ -7 +7 @@ Policy best practicesUsing the consoleAllow users to view their own permissions
-NEW - You can now accelerate your migration and modernization with AWS Transform. Read [Getting Started](https://docs.aws.amazon.com/transform/latest/userguide/getting-started.html) in the _AWS Transform User Guide_.
+AWS Mainframe Modernization Service (Managed Runtime Environment experience) will no longer be open to new customers starting on November 7, 2025. If you would like to use the service, please sign up prior to November 7, 2025. For capabilities similar to AWS Mainframe Modernization Service (Managed Runtime Environment experience) explore AWS Mainframe Modernization Service (Self-Managed Experience). Existing customers can continue to use the service as normal. For more information, see [AWS Mainframe Modernization availability change](https://docs.aws.amazon.com/m2/latest/userguide/mainframe-modernization-availability-change.html).