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AWS singlesignon medium security documentation change

Service: singlesignon · 2025-05-22 · Security-related medium

File: singlesignon/latest/userguide/enable-account-instance-console.md

Summary

Moved an 'Important' note about irreversible account instance enablement and SCP usage to a more prominent position

Security assessment

The note explicitly highlights the use of SCPs to limit account instance creation, which is a security control. While the content existed previously, relocating it emphasizes security implications, making it a documentation improvement for security practices.

Diff

diff --git a/singlesignon/latest/userguide/enable-account-instance-console.md b/singlesignon/latest/userguide/enable-account-instance-console.md
index 4d32d3131..e623d05dd 100644
--- a//singlesignon/latest/userguide/enable-account-instance-console.md
+++ b//singlesignon/latest/userguide/enable-account-instance-console.md
@@ -10,0 +11,4 @@ If you enabled IAM Identity Center before November 15, 2023, you have an [organi
+###### Important
+
+Enabling account instances of IAM Identity Center for member accounts is a one-time operation. This means that this operation can't be reversed. Once enabled, you can limit the creation of account instances by creating a service control policy (SCP). For instructions, see [Control account instance creation with Services Control Policies](https://docs.aws.amazon.com/singlesignon/latest/userguide/control-account-instance.html).
+
@@ -19,4 +22,0 @@ If you enabled IAM Identity Center before November 15, 2023, you have an [organi
-###### Important
-
-Enabling account instances of IAM Identity Center for member accounts is a one-time operation. This means that this operation can't be reversed. Once enabled, you can limit the creation of account instances by creating a service control policy (SCP). For instructions, see [Control account instance creation with Services Control Policies](https://docs.aws.amazon.com/singlesignon/latest/userguide/control-account-instance.html).
-