attempt to hijack cookies
or do other malicious things.  If anything disallowed is encountered it is rendered safe by converting the data to character entities.</p>

<p>
Note: This function should only be used to deal with data upon submission. It's not something that should be used for general runtime processing since it requires a fair amount of processing overhead.</p>


<p>To filter data through the XSS filter use this function:</p>

<h2>$this->security->xss_clean()</h2>

<p>Here is an usage example:</p