href="#id13">How it works</a><a class="headerlink" href="#how-it-works" title="Permalink to this headline">¶</a></h4>
<p>If you must know how the process works, here’s what happens under
the hood:</p>
<ul class="simple">
<li><code class="docutils literal"><span class="pre">$this-&gt;encryption-&gt;encrypt($plain_text)</span></code><ol class="arabic">
<li>Derive an encryption key and a HMAC key from your configured
<em>encryption_key</em> via HKDF, using the SHA-512 digest algorithm.</li>
<li>Generate a r