AWS m2 documentation change
Summary
Updated service availability notice: Added announcement about closure of new customer access to AWS Mainframe Modernization self-managed experience effective July 30, 2026, and reiterated Managed Runtime Environment closure.
Security assessment
Change is purely about service availability timelines. Reference to security improvements doesn't constitute new security documentation or address vulnerabilities.
Diff
diff --git a/m2/latest/userguide/security_iam_service-with-iam.md b/m2/latest/userguide/security_iam_service-with-iam.md index 1361c46aa..d7676b59f 100644 --- a//m2/latest/userguide/security_iam_service-with-iam.md +++ b//m2/latest/userguide/security_iam_service-with-iam.md @@ -9 +9,3 @@ Identity-based policiesResource-based policiesPolicy actionsPolicy resourcesPoli -AWS Mainframe Modernization Service (Managed Runtime Environment experience) is no longer open to new customers. 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). +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). + +**AWS Mainframe Modernization Service (Managed Runtime Environment experience)** is no longer open to new customers. 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).