| =pod | |
| =head1 NAME | |
| dgst, md5, md2, sha1, sha, mdc2, ripemd160 - message digests | |
| =head1 SYNOPSIS | |
| B<openssl> B<dgst> | |
| [B<-md5|-md2|-sha1|-sha|mdc2|-ripemd160>] | |
| [B<-c>] | |
| [B<-d>] | |
| [B<file...>] | |
| [B<md5|md2|sha1|sha|mdc2|ripemd160>] | |
| [B<-c>] | |
| [B<-d>] | |
| [B<file...>] | |
| =head1 DESCRIPTION | |
| The digest functions print out the message digest of a supplied file or files | |
| in hexadecimal form. | |
| =head1 OPTIONS | |
| =over 4 | |
| =item B<-c> | |
| print out the digest in two digit groups separated by colons. | |
| =item B<-d> | |
| print out BIO debugging information. | |
| =item B<file...> | |
| file or files to digest. If no files are specified then standard input is | |
| used. | |
| =back | |
| =head1 NOTES | |
| The digest of choice for all new applications is SHA1. Other digests are | |
| however still widely used. | |
| =cut |