AWS m2 documentation change
Summary
Updated service availability notice to announce closure of new customer access for AWS Mainframe Modernization self-managed experience and added separate clarification about Managed Runtime Environment experience
Security assessment
The change announces service availability changes without referencing any security vulnerabilities, incidents, or weaknesses. The mention of 'security improvements' is part of ongoing maintenance commitments, not a response to specific security issues.
Diff
diff --git a/m2/latest/userguide/tutorial-filetransfer-getting-started.md b/m2/latest/userguide/tutorial-filetransfer-getting-started.md index c562c0787..eca493b65 100644 --- a//m2/latest/userguide/tutorial-filetransfer-getting-started.md +++ b//m2/latest/userguide/tutorial-filetransfer-getting-started.md @@ -9 +9,3 @@ OverviewStep 1: Transfer the agent binaries tar package from AWS to the mainfram -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).