orry about it.</p>
<div class="admonition important">
<p class="first admonition-title">Important</p>
<p class="last">Both methods will return FALSE in case of an error.
While for <code class="docutils literal"><span class="pre">encrypt()</span></code> this can only mean incorrect
configuration, you should always check the return value
of <code class="docutils literal"><span class="pre">decrypt()</span></code> in production code.</p>
</div>
<div class="section" id="how-it-works">
<h4><a class="toc-backref" 