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<?xml version="1.0" ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>pkcs7</title> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> <link rev="made" href="mailto:root@localhost" /> </head> <body> <ul id="index"> <li><a href="#NAME">NAME</a></li> <li><a href="#SYNOPSIS">SYNOPSIS</a></li> <li><a href="#DESCRIPTION">DESCRIPTION</a></li> <li><a href="#OPTIONS">OPTIONS</a></li> <li><a href="#EXAMPLES">EXAMPLES</a></li> <li><a href="#NOTES">NOTES</a></li> <li><a href="#RESTRICTIONS">RESTRICTIONS</a></li> <li><a href="#SEE-ALSO">SEE ALSO</a></li> <li><a href="#COPYRIGHT">COPYRIGHT</a></li> </ul> <h1 id="NAME">NAME</h1> <p>openssl-pkcs7, pkcs7 - PKCS#7 utility</p> <h1 id="SYNOPSIS">SYNOPSIS</h1> <p><b>openssl</b> <b>pkcs7</b> [<b>-help</b>] [<b>-inform PEM|DER</b>] [<b>-outform PEM|DER</b>] [<b>-in filename</b>] [<b>-out filename</b>] [<b>-print_certs</b>] [<b>-text</b>] [<b>-noout</b>] [<b>-engine id</b>]</p> <h1 id="DESCRIPTION">DESCRIPTION</h1> <p>The <b>pkcs7</b> command processes PKCS#7 files in DER or PEM format.</p> <h1 id="OPTIONS">OPTIONS</h1> <dl> <dt id="help"><b>-help</b></dt> <dd> <p>Print out a usage message.</p> </dd> <dt id="inform-DER-PEM"><b>-inform DER|PEM</b></dt> <dd> <p>This specifies the input format. <b>DER</b> format is DER encoded PKCS#7 v1.5 structure.<b>PEM</b> (the default) is a base64 encoded version of the DER form with header and footer lines.</p> </dd> <dt id="outform-DER-PEM"><b>-outform DER|PEM</b></dt> <dd> <p>This specifies the output format, the options have the same meaning and default as the <b>-inform</b> option.</p> </dd> <dt id="in-filename"><b>-in filename</b></dt> <dd> <p>This specifies the input filename to read from or standard input if this option is not specified.</p> </dd> <dt id="out-filename"><b>-out filename</b></dt> <dd> <p>Specifies the output filename to write to or standard output by default.</p> </dd> <dt id="print_certs"><b>-print_certs</b></dt> <dd> <p>Prints out any certificates or CRLs contained in the file. They are preceded by their subject and issuer names in one line format.</p> </dd> <dt id="text"><b>-text</b></dt> <dd> <p>Prints out certificates details in full rather than just subject and issuer names.</p> </dd> <dt id="noout"><b>-noout</b></dt> <dd> <p>Don't output the encoded version of the PKCS#7 structure (or certificates is <b>-print_certs</b> is set).</p> </dd> <dt id="engine-id"><b>-engine id</b></dt> <dd> <p>Specifying an engine (by its unique <b>id</b> string) will cause <b>pkcs7</b> to attempt to obtain a functional reference to the specified engine, thus initialising it if needed. The engine will then be set as the default for all available algorithms.</p> </dd> </dl> <h1 id="EXAMPLES">EXAMPLES</h1> <p>Convert a PKCS#7 file from PEM to DER:</p> <pre><code> openssl pkcs7 -in file.pem -outform DER -out file.der</code></pre> <p>Output all certificates in a file:</p> <pre><code> openssl pkcs7 -in file.pem -print_certs -out certs.pem</code></pre> <h1 id="NOTES">NOTES</h1> <p>The PEM PKCS#7 format uses the header and footer lines:</p> <pre><code> -----BEGIN PKCS7----- -----END PKCS7-----</code></pre> <p>For compatibility with some CAs it will also accept:</p> <pre><code> -----BEGIN CERTIFICATE----- -----END CERTIFICATE-----</code></pre> <h1 id="RESTRICTIONS">RESTRICTIONS</h1> <p>There is no option to print out all the fields of a PKCS#7 file.</p> <p>This PKCS#7 routines only understand PKCS#7 v 1.5 as specified in RFC2315 they cannot currently parse, for example, the new CMS as described in RFC2630.</p> <h1 id="SEE-ALSO">SEE ALSO</h1> <p><a href="../man1/crl2pkcs7.html">crl2pkcs7(1)</a></p> <h1 id="COPYRIGHT">COPYRIGHT</h1> <p>Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved.</p> <p>Licensed under the OpenSSL license (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 <a href="https://www.openssl.org/source/license.html">https://www.openssl.org/source/license.html</a>.</p> </body> </html>