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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>crl</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="#NOTES">NOTES</a></li> <li><a href="#EXAMPLES">EXAMPLES</a></li> <li><a href="#BUGS">BUGS</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-crl, crl - CRL utility</p> <h1 id="SYNOPSIS">SYNOPSIS</h1> <p><b>openssl</b> <b>crl</b> [<b>-help</b>] [<b>-inform PEM|DER</b>] [<b>-outform PEM|DER</b>] [<b>-text</b>] [<b>-in filename</b>] [<b>-out filename</b>] [<b>-nameopt option</b>] [<b>-noout</b>] [<b>-hash</b>] [<b>-issuer</b>] [<b>-lastupdate</b>] [<b>-nextupdate</b>] [<b>-CAfile file</b>] [<b>-CApath dir</b>]</p> <h1 id="DESCRIPTION">DESCRIPTION</h1> <p>The <b>crl</b> command processes CRL 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 CRL 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="text"><b>-text</b></dt> <dd> <p>Print out the CRL in text form.</p> </dd> <dt id="nameopt-option"><b>-nameopt option</b></dt> <dd> <p>Option which determines how the subject or issuer names are displayed. See the description of <b>-nameopt</b> in <a href="../man1/x509.html">x509(1)</a>.</p> </dd> <dt id="noout"><b>-noout</b></dt> <dd> <p>Don't output the encoded version of the CRL.</p> </dd> <dt id="hash"><b>-hash</b></dt> <dd> <p>Output a hash of the issuer name. This can be use to lookup CRLs in a directory by issuer name.</p> </dd> <dt id="hash_old"><b>-hash_old</b></dt> <dd> <p>Outputs the "hash" of the CRL issuer name using the older algorithm as used by OpenSSL before version 1.0.0.</p> </dd> <dt id="issuer"><b>-issuer</b></dt> <dd> <p>Output the issuer name.</p> </dd> <dt id="lastupdate"><b>-lastupdate</b></dt> <dd> <p>Output the lastUpdate field.</p> </dd> <dt id="nextupdate"><b>-nextupdate</b></dt> <dd> <p>Output the nextUpdate field.</p> </dd> <dt id="CAfile-file"><b>-CAfile file</b></dt> <dd> <p>Verify the signature on a CRL by looking up the issuing certificate in <b>file</b>.</p> </dd> <dt id="CApath-dir"><b>-CApath dir</b></dt> <dd> <p>Verify the signature on a CRL by looking up the issuing certificate in <b>dir</b>. This directory must be a standard certificate directory: that is a hash of each subject name (using <b>x509 -hash</b>) should be linked to each certificate.</p> </dd> </dl> <h1 id="NOTES">NOTES</h1> <p>The PEM CRL format uses the header and footer lines:</p> <pre><code> -----BEGIN X509 CRL----- -----END X509 CRL-----</code></pre> <h1 id="EXAMPLES">EXAMPLES</h1> <p>Convert a CRL file from PEM to DER:</p> <pre><code> openssl crl -in crl.pem -outform DER -out crl.der</code></pre> <p>Output the text form of a DER encoded certificate:</p> <pre><code> openssl crl -in crl.der -inform DER -text -noout</code></pre> <h1 id="BUGS">BUGS</h1> <p>Ideally it should be possible to create a CRL using appropriate options and files too.</p> <h1 id="SEE-ALSO">SEE ALSO</h1> <p><a href="../man1/crl2pkcs7.html">crl2pkcs7(1)</a>, <a href="../man1/ca.html">ca(1)</a>, <a href="../man1/x509.html">x509(1)</a></p> <h1 id="COPYRIGHT">COPYRIGHT</h1> <p>Copyright 2000-2018 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>
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