so that you can easily tailor a
custom solution for such situations.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">It is possible to use the library in this way, without
setting an <em>encryption_key</em> in your configuration file.</p>
</div>
<p>All you have to do is to pass an associative array with a few
parameters to either the <code class="docutils literal"><span class="pre">encrypt()</span></code> or <code class="docutils literal"><span class="pre">decryp