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AWS cloudhsm documentation change

Service: cloudhsm · 2026-01-07 · Documentation low

File: cloudhsm/latest/userguide/cloudhsm_cli-key-attributes-table.md

Summary

Added ed25519 curve support with instance restrictions

Security assessment

Documents new cryptographic algorithm option with operational constraints

Diff

diff --git a/cloudhsm/latest/userguide/cloudhsm_cli-key-attributes-table.md b/cloudhsm/latest/userguide/cloudhsm_cli-key-attributes-table.md
index b98dd152b..26196c93d 100644
--- a//cloudhsm/latest/userguide/cloudhsm_cli-key-attributes-table.md
+++ b//cloudhsm/latest/userguide/cloudhsm_cli-key-attributes-table.md
@@ -16 +16 @@ CloudHSM CLI attribute | Value | Modifiable with [key set-attribute](./cloudhsm_
-`curve` |  Elliptic curve used to generate the EC key pair. Valid Values: `secp224r1`, `secp256r1`, `prime256v1`, `secp384r1`, `secp256k1`, and `secp521r1` | No | Settable with EC, not settable with RSA  
+`curve` |  Elliptic curve used to generate the EC key pair. Valid Values: `secp224r1`, `secp256r1`, `prime256v1`, `secp384r1`, `secp256k1`, `secp521r1`, and `ed25519` `ed25519` is only supported on hsm2m.medium instances in non-FIPS mode. | No | Settable with EC, not settable with RSA