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										 |  |  | =pod | 
					
						
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							|  |  |  | =head1 NAME | 
					
						
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										 |  |  | EVP_md5, | 
					
						
							|  |  |  | EVP_md5_sha1 | 
					
						
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										 |  |  | - MD5 For EVP | 
					
						
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							|  |  |  | =head1 SYNOPSIS | 
					
						
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							|  |  |  |  #include <openssl/evp.h> | 
					
						
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							|  |  |  |  const EVP_MD *EVP_md5(void); | 
					
						
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										 |  |  |  const EVP_MD *EVP_md5_sha1(void); | 
					
						
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							|  |  |  | =head1 DESCRIPTION | 
					
						
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							|  |  |  | MD5 is a cryptographic hash function standardized in RFC 1321 and designed by | 
					
						
							|  |  |  | Ronald Rivest. | 
					
						
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										 |  |  | The CMU Software Engineering Institute considers MD5 unsuitable for further | 
					
						
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										 |  |  | use since its security has been severely compromised. | 
					
						
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							|  |  |  | =over 4 | 
					
						
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							|  |  |  | =item EVP_md5() | 
					
						
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							|  |  |  | The MD5 algorithm which produces a 128-bit output from a given input. | 
					
						
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							|  |  |  | =item EVP_md5_sha1() | 
					
						
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										 |  |  | A hash algorithm of SSL v3 that combines MD5 with SHA-1 as described in RFC | 
					
						
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										 |  |  | 6101. | 
					
						
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							|  |  |  | WARNING: this algorithm is not intended for non-SSL usage. | 
					
						
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							|  |  |  | =back | 
					
						
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							|  |  |  | =head1 RETURN VALUES | 
					
						
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							|  |  |  | These functions return a B<EVP_MD> structure that contains the | 
					
						
							|  |  |  | implementation of the symmetric cipher. See L<EVP_MD_meth_new(3)> for | 
					
						
							|  |  |  | details of the B<EVP_MD> structure. | 
					
						
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							|  |  |  | =head1 CONFORMING TO | 
					
						
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							|  |  |  | IETF RFC 1321. | 
					
						
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							|  |  |  | =head1 SEE ALSO | 
					
						
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							|  |  |  | L<evp(7)>, | 
					
						
							|  |  |  | L<EVP_DigestInit(3)> | 
					
						
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							|  |  |  | =head1 COPYRIGHT | 
					
						
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										 |  |  | Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved. | 
					
						
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										 |  |  | Licensed under the Apache License 2.0 (the "License").  You may not use | 
					
						
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										 |  |  | this file except in compliance with the License.  You can obtain a copy | 
					
						
							|  |  |  | in the file LICENSE in the source distribution or at | 
					
						
							|  |  |  | L<https://www.openssl.org/source/license.html>. | 
					
						
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							|  |  |  | =cut | 
					
						
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