AWS m2 documentation change
Summary
Updated service availability notice: Added announcement about closing new customer access to AWS Mainframe Modernization self-managed experience effective July 30, 2026, while retaining existing service operations and security investments.
Security assessment
No security-related content was added or modified beyond general mentions of ongoing security investments. The change focuses on service availability timelines.
Diff
diff --git a/m2/latest/userguide/assembler-conversion-what-is.md b/m2/latest/userguide/assembler-conversion-what-is.md index 37915f1e3..89a826ed1 100644 --- a//m2/latest/userguide/assembler-conversion-what-is.md +++ b//m2/latest/userguide/assembler-conversion-what-is.md @@ -9 +9,3 @@ Code conversion compilersCode conversion architectureAutomation approachSecurity -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).