document the format of DSA signature

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23762)
This commit is contained in:
Vladimir Kotal 2024-03-06 15:37:58 +01:00 committed by Tomas Mraz
parent 1ef3032eac
commit e7abc2118f

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@ -7,7 +7,9 @@ EVP_SIGNATURE-DSA
=head1 DESCRIPTION
Support for computing DSA signatures.
Support for computing DSA signatures. The signature produced with
L<EVP_PKEY_sign(3)> is DER encoded ASN.1 in the form described in
RFC 3279, section 2.2.2.
See L<EVP_PKEY-DSA(7)> for information related to DSA keys.
As part of FIPS 140-3 DSA is not longer FIPS approved for key generation and