add a note to future-us

randombit · Oct 31, 2023 · 6945b3b · 6945b3b
1 parent 133efd7
commit 6945b3b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/lib/pubkey/hss_lms/hss_lms.cpp b/src/lib/pubkey/hss_lms/hss_lms.cpp
@@ -105,6 +105,8 @@ bool HSS_LMS_PublicKey::supports_operation(PublicKeyOperation op) const {
 }
 
 std::unique_ptr<Private_Key> HSS_LMS_PublicKey::generate_another(RandomNumberGenerator&) const {
+   // For this key type we cannot derive all required parameters from just
+   // the public key. It is however possible to call HSS_LMS_PrivateKey::generate_another().
    throw Not_Implemented("Cannot generate a new HSS/LMS keypair from a public key");
 }