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<?xml version="1.0" encoding="utf-8" standalone="no"?>
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [
<!ENTITY % aptent SYSTEM "apt.ent">
%aptent;
]>
<refentry>
&apt-docinfo;
<refmeta>
<refentrytitle>apt-key</refentrytitle>
<manvolnum>8</manvolnum>
<refmiscinfo class="manual">APT</refmiscinfo>
</refmeta>
<!-- Man page title -->
<refnamediv>
<refname>apt-key</refname>
<refpurpose>APT key management utility</refpurpose>
</refnamediv>
<!-- Arguments -->
<refsynopsisdiv>
<cmdsynopsis>
<command>apt-key</command>
<arg><replaceable>command</replaceable>/</arg>
<arg rep="repeat"><option><replaceable>arguments</replaceable></option></arg>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1><title>Description</title>
<para>
<command>apt-key</command> is used to manage the list of keys used
by apt to authenticate packages. Packages which have been
authenticated using these keys will be considered trusted.
</para>
</refsect1>
<refsect1><title>Commands</title>
<variablelist>
<varlistentry><term>add <replaceable>filename</replaceable></term>
<listitem>
<para>
Add a new key to the list of trusted keys. The key is read
from <replaceable>filename</replaceable>, or standard input if
<replaceable>filename</replaceable> is <literal>-</literal>.
</para>
</listitem>
</varlistentry>
<varlistentry><term>del <replaceable>keyid</replaceable></term>
<listitem>
<para>
Remove a key from the list of trusted keys.
</para>
</listitem>
</varlistentry>
<varlistentry><term>export <replaceable>keyid</replaceable></term>
<listitem>
<para>
Output the key <replaceable>keyid</replaceable> to standard output.
</para>
</listitem>
</varlistentry>
<varlistentry><term>exportall</term>
<listitem>
<para>
Output all trusted keys to standard output.
</para>
</listitem>
</varlistentry>
<varlistentry><term>list</term>
<listitem>
<para>
List trusted keys.
</para>
</listitem>
</varlistentry>
<varlistentry><term>finger</term>
<listitem>
<para>
List fingerprints of trusted keys.
</para>
</listitem>
</varlistentry>
<varlistentry><term>adv</term>
<listitem>
<para>
Pass advanced options to gpg. With adv --recv-key you can download the
public key.
</para>
</listitem>
</varlistentry>
<varlistentry><term>update</term>
<listitem>
<para>
Update the local keyring with the keyring of Debian archive
keys and removes from the keyring the archive keys which are no
longer valid.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1><title>Files</title>
<variablelist>
<varlistentry><term><filename>/etc/apt/trusted.gpg</filename></term>
<listitem><para>Keyring of local trusted keys, new keys will be added here.</para></listitem>
</varlistentry>
<varlistentry><term><filename>/etc/apt/trustdb.gpg</filename></term>
<listitem><para>Local trust database of archive keys.</para></listitem>
</varlistentry>
<varlistentry><term><filename>/usr/share/keyrings/debian-archive-keyring.gpg</filename></term>
<listitem><para>Keyring of Debian archive trusted keys.</para></listitem>
</varlistentry>
<varlistentry><term><filename>/usr/share/keyrings/debian-archive-removed-keys.gpg</filename></term>
<listitem><para>Keyring of Debian archive removed trusted keys.</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1><title>See Also</title>
<para>
&apt-get;, &apt-secure;
</para>
</refsect1>
&manbugs;
&manauthor;
</refentry>