Commit 86c20924 authored by Tails developers's avatar Tails developers
Browse files

doc: Change the command line verification to use GnuPG

parent ddf6513d
......@@ -113,6 +113,12 @@ download it, use it and share it without restriction.</strong>
href="#authenticity-check">check the authenticity of the ISO
image</a>.</p>
<p>All Tails ISO image are cryptographically signed by our OpenPGP key.
OpenPGP is a standard for data encryption that provides cryptographic
privacy and authentication through the use of keys owned by its users.
Checking this signature is the recommended way of checking the ISO image
integrity.</p>
<p>Do you want to check the ISO image integrity:</p>
<ul id="verify-the-iso-options">
<li id="verify-the-iso-option-gnome"><a href="#verify-the-iso-with-gnome">
......@@ -129,11 +135,6 @@ download it, use it and share it without restriction.</strong>
<h2><a name="verify-the-iso-with-gnome"></a>Using Linux with Gnome:
Ubuntu, Debian, Tails, Fedora, etc.</h2>
<p>All Tails ISO image are cryptographically signed by our OpenPGP key.
OpenPGP is a standard for data encryption that provides cryptographic
privacy and authentication through the use of keys owned by its
users.</p>
<p>You need to have the <code>seahorse-plugins</code> package
installed. If you're not sure or want to install it, under Debian,
Ubuntu or Tails you can issue the following commands:</p>
......@@ -176,12 +177,12 @@ sudo apt-get install seahorse-plugins
<p><img src="download/verifying.png" alt="Verifying"/></p>
<p>If the image is correct you will get a notification telling you that
the signature is good:</p>
<p><strong>If the ISO image is correct</strong> you will get a
notification telling you that the signature is good:</p>
<p><img src="download/good_signature.png" alt="Goog Signature"]]/></p>
<p>If the image is <strong>not correct</strong> you will get a
<p><strong>If the ISO image is not correct</strong> you will get a
notification telling you that the signature is bad:</p>
<p><img src="download/bad_signature.png" alt="Bad Signature: Bad of
......@@ -193,11 +194,6 @@ sudo apt-get install seahorse-plugins
<h2><a name="verify-the-iso-with-terminal"></a>Using Linux with the
command line</h2>
<p>All Tails ISO image are cryptographically signed by our OpenPGP key.
OpenPGP is a standard for data encryption that provides cryptographic
privacy and authentication through the use of keys owned by its
users.</p>
<p>You need to have GnuPG</code> installed. GnuPG is the common OpenPGP
implementation for Linux: it is installed by default under Debian,
Ubuntu, Tails and many other distributions.</p>
......@@ -248,8 +244,8 @@ cd [the ISO image directory]
gpg --verify tails-i386-0.7.1.iso.pgp tails-i386-0.7.1.iso
</pre>
<p>If the ISO image is correct the output will tell you that the
signature is good:</p>
<p><strong>If the ISO image is correct</strong> the output will tell you
that the signature is good:</p>
<pre>
gpg: Signature made Sat 30 Apr 2011 10:53:23 AM CEST
......@@ -257,7 +253,7 @@ gpg: using RSA key 1202821CBE2CD9C1
gpg: Good signature from "T(A)ILS developers (signing key) <amnesia@boum.org>"
</pre>
<p>If the ISO image is <strong>not correct</strong> the output will tell
<p><strong>If the ISO image is not correct</strong> the output will tell
you that the signature is bad:</p>
<pre>
......
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