=pod =head1 NAME EVP_md4 - MD4 For EVP =head1 SYNOPSIS #include const EVP_MD *EVP_md4(void); =head1 DESCRIPTION MD4 is a cryptographic hash function standardized in RFC 1320 and designed by Ronald Rivest, first published in 1990. This implementation is only available with the legacy provider. =over 4 =item EVP_md4() The MD4 algorithm which produces a 128-bit output from a given input. =back =head1 RETURN VALUES These functions return a B structure that contains the implementation of the symmetric cipher. See L for details of the B structure. =head1 CONFORMING TO IETF RFC 1320. =head1 SEE ALSO L, L, L =head1 COPYRIGHT Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. Licensed under the Apache License 2.0 (the "License"). You may not use this file except in compliance with the License. You can obtain a copy in the file LICENSE in the source distribution or at L. =cut