se a lot of memory.
An attack could exploit this by submitting something that is passed
through cl-json that has many very large, unique symbols. You may
want to use the function <code class="api-name">SAFE-JSON-INTERN</code> or some other mechanism for security reasons.</p>

  <h3 class="section"><a name="DECODER-CUSTOMIZATION"></a> Customizing the decoder </h3>

<p>More arbitrary changes to decoder semantics can be made via the customization API.  It is an event-driven API not unlike <a href="http://www.c