apt-helper: Check that we can open stdout

[apt.git] / doc / apt-key.8.xml

diff --git a/doc/apt-key.8.xml b/doc/apt-key.8.xml
index 5dbbaaf2691a87a9239c5bd3fe124126e4743559..b5319efa3ab4691ea4d9a744db02e5940fe17325 100644 (file)
--- a/doc/apt-key.8.xml
+++ b/doc/apt-key.8.xml
@@ -1,15 +1,9 @@
 <?xml version="1.0" encoding="utf-8" standalone="no"?>
 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
-
-<!ENTITY % aptent SYSTEM "apt.ent">
-%aptent;
-
-<!ENTITY % aptverbatiment SYSTEM "apt-verbatim.ent">
-%aptverbatiment;
-
-<!ENTITY % aptvendor SYSTEM "apt-vendor.ent">
-%aptvendor;
+<!ENTITY % aptent SYSTEM "apt.ent"> %aptent;
+<!ENTITY % aptverbatiment SYSTEM "apt-verbatim.ent"> %aptverbatiment;
+<!ENTITY % aptvendor SYSTEM "apt-vendor.ent"> %aptvendor;
 ]>
 
 <refentry>
@@ -19,7 +13,7 @@
    &apt-email;
    &apt-product;
    <!-- The last update date -->
-   <date>2012-06-09T00:00:00Z</date>
+   <date>2015-10-15T00:00:00Z</date>
  </refentryinfo>
 
  <refmeta>
@@ -54,7 +48,11 @@
        &synopsis-param-filename; or if the filename is <literal>-</literal>
        from standard input.
      </para>
-
+     <para>
+     It is critical that keys added manually via <command>apt-key</command> are
+     verified to belong to the owner of the repositories they claim to be for
+     otherwise the &apt-secure; infrastructure is completely undermined.
+     </para>
      </listitem>
      </varlistentry>
 
@@ -116,10 +114,11 @@
      <varlistentry><term><option>adv</option></term>
      <listitem>
      <para>
-
-     Pass advanced options to gpg. With adv --recv-key you can download the 
-        public key.  
-
+     Pass advanced options to gpg. With <command>adv --recv-key</command> you
+     can e.g. download key from keyservers directly into the the trusted set of
+     keys. Note that there are <emphasis>no</emphasis> checks performed, so it is
+     easy to completely undermine the &apt-secure; infrastructure if used without
+     care.
      </para>
 
      </listitem>