From 8d552b279d8963dfaff910a55bcca55ac5e2f258 Mon Sep 17 00:00:00 2001 From: Werner Koch Date: Tue, 9 Apr 2024 15:49:00 +0200 Subject: gpg: Make Kyber creation more flexible. * common/openpgp-oid.c (openpgp_is_curve_supported): Allow the abbreviated curve name. * g10/pkglue.c (pk_encrypt): Add debug output. * g10/seskey.c (encode_session_key): Handle Kyber session key like ECDH. This is just a stub. * g10/keygen.c (ecckey_from_sexp): Use the modern OID for cv25519. (parse_key_parameter_part): Allow more Kyber variants. -- Test by creating an ed25519 key and using gpg --quick-add-key --batch --passphrase "" to create several subkeys. Tested with ALGOs: kyber768 kyber1024 ky768_cv25519 ky768_bp256 kyber768_nistp256 ky1024_cv448 All curves capable of encryption should work. GnuPG-bug-id: 6815 --- g10/pkglue.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'g10/pkglue.c') diff --git a/g10/pkglue.c b/g10/pkglue.c index f18313913..037e97a14 100644 --- a/g10/pkglue.c +++ b/g10/pkglue.c @@ -480,6 +480,11 @@ pk_encrypt (pubkey_algo_t algo, gcry_mpi_t *resarr, gcry_mpi_t data, gcry_mpi_release (k); } } + else if (algo == PUBKEY_ALGO_KYBER) + { + log_debug ("Implement Kyber encryption\n"); + rc = gpg_error (GPG_ERR_NOT_IMPLEMENTED); + } else rc = gpg_error (GPG_ERR_PUBKEY_ALGO); -- cgit v1.2.3