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AWS iot high security documentation change

Service: iot · 2025-10-13 · Security-related high

File: iot/latest/developerguide/encryption-at-rest.md

Summary

Removed warning about maintaining IAM/KMS access during encryption configuration changes

Security assessment

Deletion of critical security guidance about maintaining cryptographic access during rotations could lead to service disruptions or failed re-encryption if not properly followed.

Diff

diff --git a/iot/latest/developerguide/encryption-at-rest.md b/iot/latest/developerguide/encryption-at-rest.md
index fd4134544..0f37cae22 100644
--- a//iot/latest/developerguide/encryption-at-rest.md
+++ b//iot/latest/developerguide/encryption-at-rest.md
@@ -342,4 +341,0 @@ To change the configuration to a different customer managed key:
-###### Important
-
-During encryption configuration updates, maintain access to both the previous IAM role and KMS key for up to one hour. This enables AWS IoT Core to complete the re-encryption process while maintaining uninterrupted data access. Monitor the `CMK.Health` metric to verify a successful transition.
-