us-control</code> channel should be
turned off if unused.</p>
<h3>Hardware Access</h3>
<p>Any subsystem that accesses hardware directly is an inherent security
risk. This includes: the <a href="NVENC.html">NVENC encoder</a> (see
also <em>proxy server system integration</em>), hardware OpenGL <a
href="OpenGL.html">server</a> and <a
href="Client-OpenGL.html">client</a> acceleration, printer access and
some authentication modules.</p>
</details>

<hr />
<h2>Operation</h2>
<details>
  <summary>Running mode, net