AWS transfer documentation change

Service: transfer · 2025-11-22 · Documentation medium

File: transfer/latest/userguide/key-management.md

Summary

Removed Curve25519 from ECC algorithms list and added explicit note about its lack of support.

Security assessment

The change clarifies cryptographic support constraints, which is a security-related documentation update. However, there is no explicit mention of a security vulnerability (e.g., CVE) driving the removal. The warning helps users avoid unsupported configurations, improving security hygiene.

Diff

diff --git a/transfer/latest/userguide/key-management.md b/transfer/latest/userguide/key-management.md
index c0598606e..ccb299158 100644
--- a//transfer/latest/userguide/key-management.md
+++ b//transfer/latest/userguide/key-management.md
@@ -113,2 +112,0 @@ ECC (Elliptic Curve Cryptography)
-  * **Curve25519** \- Modern high-performance curve offering strong security with efficient computation
-
@@ -122,0 +121,4 @@ ElGamal
+###### Important
+
+Curve25519 keys are not supported.
+