AWS m2 documentation change
Summary
Updated service availability notice: Added closure date for self-managed experience and separated information about managed experience.
Security assessment
The change announces service closure dates but contains no evidence of addressing vulnerabilities. Mentions of 'security improvements' are generic commitments without documenting specific security features.
Diff
diff --git a/m2/latest/userguide/ba-runtime-error-codes-a.md b/m2/latest/userguide/ba-runtime-error-codes-a.md index c626adefb..288cf03de 100644 --- a//m2/latest/userguide/ba-runtime-error-codes-a.md +++ b//m2/latest/userguide/ba-runtime-error-codes-a.md @@ -9 +9,3 @@ Security Configuration ErrorsAWS Secrets Manager Configuration Errors -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).