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| author | Matt Caswell <matt@openssl.org> | 2020-09-17 14:11:21 +0100 |
|---|---|---|
| committer | Matt Caswell <matt@openssl.org> | 2020-09-18 15:26:28 +0100 |
| commit | 28833f1465a2dd197f8df80a69095d1913e6e85e (patch) | |
| tree | bb0baa3a584a387363fa578a7e53cf89b788412b /doc | |
| parent | 4c6348c23ade5ce8d3ce89bbcf61b666afc2b555 (diff) | |
Update the EdDSA docs with information about Algorithm Identifiers
Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/12884)
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/man7/EVP_SIGNATURE-ED25519.pod | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/man7/EVP_SIGNATURE-ED25519.pod b/doc/man7/EVP_SIGNATURE-ED25519.pod index e3d9cd47e2..bb91ae2434 100644 --- a/doc/man7/EVP_SIGNATURE-ED25519.pod +++ b/doc/man7/EVP_SIGNATURE-ED25519.pod @@ -15,11 +15,24 @@ one-shot digest sign and digest verify using PureEdDSA and B<Ed25519> or B<Ed448 (see RFC8032). It has associated private and public key formats compatible with RFC 8410. +=head2 ED25591 and ED448 Signature Parameters + No additional parameters can be set during one-shot signing or verification. In particular, because PureEdDSA is used, a digest must B<NOT> be specified when signing or verifying. See L<EVP_PKEY-X25519(7)> for information related to B<X25519> and B<X448> keys. +The following signature parameters can be retrieved using +EVP_PKEY_CTX_get_params(). + +=over 4 + +=item "algorithm-id" (B<OSSL_SIGNATURE_PARAM_ALGORITHM_ID>) <octet string> + +The parameters are described in L<provider-signature(7)>. + +=back + =head1 NOTES The PureEdDSA algorithm does not support the streaming mechanism |