1*b077aed3SPierre Pronchery=pod 2*b077aed3SPierre Pronchery 3*b077aed3SPierre Pronchery=head1 NAME 4*b077aed3SPierre Pronchery 5*b077aed3SPierre ProncheryEVP_MD-SHA2 - The SHA2 EVP_MD implementation 6*b077aed3SPierre Pronchery 7*b077aed3SPierre Pronchery=head1 DESCRIPTION 8*b077aed3SPierre Pronchery 9*b077aed3SPierre ProncherySupport for computing SHA2 digests through the B<EVP_MD> API. 10*b077aed3SPierre Pronchery 11*b077aed3SPierre Pronchery=head2 Identities 12*b077aed3SPierre Pronchery 13*b077aed3SPierre ProncheryThis implementation includes the following varieties: 14*b077aed3SPierre Pronchery 15*b077aed3SPierre Pronchery=over 4 16*b077aed3SPierre Pronchery 17*b077aed3SPierre Pronchery=item * 18*b077aed3SPierre Pronchery 19*b077aed3SPierre ProncheryAvailable with the FIPS provider as well as the default provider: 20*b077aed3SPierre Pronchery 21*b077aed3SPierre Pronchery=over 4 22*b077aed3SPierre Pronchery 23*b077aed3SPierre Pronchery=item SHA2-224 24*b077aed3SPierre Pronchery 25*b077aed3SPierre ProncheryKnown names are "SHA2-224", "SHA-224" and "SHA224". 26*b077aed3SPierre Pronchery 27*b077aed3SPierre Pronchery=item SHA2-256 28*b077aed3SPierre Pronchery 29*b077aed3SPierre ProncheryKnown names are "SHA2-256", "SHA-256" and "SHA256". 30*b077aed3SPierre Pronchery 31*b077aed3SPierre Pronchery=item SHA2-384 32*b077aed3SPierre Pronchery 33*b077aed3SPierre ProncheryKnown names are "SHA2-384", "SHA-384" and "SHA384". 34*b077aed3SPierre Pronchery 35*b077aed3SPierre Pronchery=item SHA2-512 36*b077aed3SPierre Pronchery 37*b077aed3SPierre ProncheryKnown names are "SHA2-512", "SHA-512" and "SHA512". 38*b077aed3SPierre Pronchery 39*b077aed3SPierre Pronchery=back 40*b077aed3SPierre Pronchery 41*b077aed3SPierre Pronchery=item * 42*b077aed3SPierre Pronchery 43*b077aed3SPierre ProncheryAvailable with the default provider: 44*b077aed3SPierre Pronchery 45*b077aed3SPierre Pronchery=over 4 46*b077aed3SPierre Pronchery 47*b077aed3SPierre Pronchery=item SHA2-512/224 48*b077aed3SPierre Pronchery 49*b077aed3SPierre ProncheryKnown names are "SHA2-512/224", "SHA-512/224" and "SHA512-224". 50*b077aed3SPierre Pronchery 51*b077aed3SPierre Pronchery=item SHA2-512/256 52*b077aed3SPierre Pronchery 53*b077aed3SPierre ProncheryKnown names are "SHA2-512/256", "SHA-512/256" and "SHA512-256". 54*b077aed3SPierre Pronchery 55*b077aed3SPierre Pronchery=back 56*b077aed3SPierre Pronchery 57*b077aed3SPierre Pronchery=back 58*b077aed3SPierre Pronchery 59*b077aed3SPierre Pronchery=head2 Gettable Parameters 60*b077aed3SPierre Pronchery 61*b077aed3SPierre ProncheryThis implementation supports the common gettable parameters described 62*b077aed3SPierre Proncheryin L<EVP_MD-common(7)>. 63*b077aed3SPierre Pronchery 64*b077aed3SPierre Pronchery=head1 SEE ALSO 65*b077aed3SPierre Pronchery 66*b077aed3SPierre ProncheryL<provider-digest(7)>, L<OSSL_PROVIDER-FIPS(7)>, L<OSSL_PROVIDER-default(7)> 67*b077aed3SPierre Pronchery 68*b077aed3SPierre Pronchery=head1 COPYRIGHT 69*b077aed3SPierre Pronchery 70*b077aed3SPierre ProncheryCopyright 2020 The OpenSSL Project Authors. All Rights Reserved. 71*b077aed3SPierre Pronchery 72*b077aed3SPierre ProncheryLicensed under the Apache License 2.0 (the "License"). You may not use 73*b077aed3SPierre Proncherythis file except in compliance with the License. You can obtain a copy 74*b077aed3SPierre Proncheryin the file LICENSE in the source distribution or at 75*b077aed3SPierre ProncheryL<https://www.openssl.org/source/license.html>. 76*b077aed3SPierre Pronchery 77*b077aed3SPierre Pronchery=cut 78