lemonldap-ng/doc/pages/documentation/current/yubikey2f.html
2018-04-23 14:58:36 +02:00

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<h3 class="toggle">Table of Contents</h3>
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<ul class="toc">
<li class="level1"><div class="li"><a href="#prerequisites_and_dependencies">Prerequisites and dependencies</a></div></li>
<li class="level1"><div class="li"><a href="#configuration">Configuration</a></div></li>
<li class="level1"><div class="li"><a href="#provisioning">Provisioning</a></div></li>
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<h1 class="sectionedit1" id="yubikey_second_factor">Yubikey Second Factor</h1>
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<p>
The <a href="http://www.yubico.com/yubikey" class="urlextern" title="http://www.yubico.com/yubikey" rel="nofollow">Yubikey</a> is a small material token shipped by <a href="http://www.yubico.com" class="urlextern" title="http://www.yubico.com" rel="nofollow">Yubico</a>. It sends an OTP, which is validated against Yubico server.
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<!-- EDIT1 SECTION "Yubikey Second Factor" [1-214] -->
<h2 class="sectionedit2" id="prerequisites_and_dependencies">Prerequisites and dependencies</h2>
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<p>
You need <a href="http://search.cpan.org/~massyn/Auth-Yubikey_WebClient/" class="urlextern" title="http://search.cpan.org/~massyn/Auth-Yubikey_WebClient/" rel="nofollow">Auth::Yubikey_WebClient</a> package.
</p>
<p>
You need to get an client ID and a secret key from Yubico. See <a href="https://upgrade.yubico.com/getapikey/" class="urlextern" title="https://upgrade.yubico.com/getapikey/" rel="nofollow">Yubico API</a> page.
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<h2 class="sectionedit3" id="configuration">Configuration</h2>
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<p>
In the manager (second factors), you just have to enable it:
</p>
<ul>
<li class="level1"><div class="li"> Activation: set it to “on”</div>
</li>
<li class="level1"><div class="li"> Self registration: set it to “on” if users are authorized to register their keys</div>
</li>
<li class="level1"><div class="li"> Authentication level: you can overwrite here auth level for Yubikey registered users. Leave it blank keeps auth level provided by first authentication module <em>(default: 2 for user/password based modules)</em>. <strong>It is recommended to set an higher value here if you want to give access to some apps only to users enrolled</strong></div>
</li>
<li class="level1"><div class="li"> Client ID: given by Yubico or another service</div>
</li>
<li class="level1"><div class="li"> <abbr title="Application Programming Interface">API</abbr> secret key: given by Yubico or another service</div>
</li>
<li class="level1"><div class="li"> Nonce (optional): if any</div>
</li>
<li class="level1"><div class="li"> <abbr title="Uniform Resource Locator">URL</abbr>: Url of service (leave blank to use Yubico cloud services)</div>
</li>
<li class="level1"><div class="li"> OTP public ID part size: leave it to default (12) unless you know what you are doing</div>
</li>
</ul>
<div class="noteimportant">If you want to use a custom rule for “activation” and want to keep self-registration, you must include this in your rule: <code>$_2fDevices =~ /“type”:\s*“UBK”/s</code>, else Yubikey will be required even if users are not registered. This is automatically done when “activation” is simply set to “on”.
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<h2 class="sectionedit4" id="provisioning">Provisioning</h2>
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<p>
If you don&#039;t want to use self-registration, set public part of user&#039;s yubikey in Second Factor Devices array (JSON) in your user-database. Then map it to the _2fDevices attribute <em>(see <a href="exportedvars.html" class="wikilink1" title="documentation:2.0:exportedvars">exported variables</a>)</em>:
</p>
<pre class="code file json">[{&quot;name&quot; : &quot;MyYubikey&quot; , &quot;type&quot; : &quot;UBK&quot; , &quot;_secret&quot; : &quot;########&quot; , &quot;epoch&quot;:&quot;1524078936&quot;}, ...]</pre>
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