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AWS incident-manager documentation change

Service: incident-manager · 2025-10-10 · Documentation low

File: incident-manager/latest/userguide/cross-service-confused-deputy-prevention.md

Summary

Added notice about Incident Manager no longer accepting new customers after November 7, 2025

Security assessment

The change is a service availability notice unrelated to security mechanisms. The confused deputy prevention content remains unchanged.

Diff

diff --git a/incident-manager/latest/userguide/cross-service-confused-deputy-prevention.md b/incident-manager/latest/userguide/cross-service-confused-deputy-prevention.md
index 8e60db190..499360d4e 100644
--- a//incident-manager/latest/userguide/cross-service-confused-deputy-prevention.md
+++ b//incident-manager/latest/userguide/cross-service-confused-deputy-prevention.md
@@ -4,0 +5,2 @@
+AWS Systems Manager Incident Manager will no longer be open to new customers starting November 7, 2025. If you would like to use Incident Manager, sign up prior to that date. Existing customers can continue to use the service as normal. For more information, see [AWS Systems Manager Incident Manager availability change](https://docs.aws.amazon.com/incident-manager/latest/userguide/incident-manager-availability-change.html). 
+