AWS cloudhsm high security documentation change

Service: cloudhsm · 2025-05-31 · Security-related high

File: cloudhsm/latest/userguide/latest-releases.md

Summary

Added release note about fixing ECDSA weak hash enforcement in FIPS mode

Security assessment

Directly addresses cryptographic compliance by enforcing FIPS 186-5 requirements for hash strength matching key strength

Diff

diff --git a/cloudhsm/latest/userguide/latest-releases.md b/cloudhsm/latest/userguide/latest-releases.md
index 464dfab15..0f87d66cb 100644
--- a//cloudhsm/latest/userguide/latest-releases.md
+++ b//cloudhsm/latest/userguide/latest-releases.md
@@ -322,0 +323,2 @@ Client SDK 5.16 adds ECDH with X963 KDF support on hsm2m.medium cluster type for
+  * Fixed an issue that previously allowed ECDSA with weaker hashes in FIPS mode.
+