ctly. The usual way to obtain random bytes is to use <a href="../man3/RAND_bytes.html">RAND_bytes(3)</a> or <a href="../man3/RAND_priv_bytes.html">RAND_priv_bytes(3)</a>, see also <a href="../man7/RAND.html">RAND(7)</a>.</p>

<h2 id="Typical-Use-Cases">Typical Use Cases</h2>

<p>Typical examples for such special use cases are the following:</p>

<ul>

<li><p>You want to use your own private DRBG instances. Multiple DRBG instances which are accessed only by a single thread provide additional security (becaus