The feature I&#x27;m most excited about is the availability of a simple, sane, and correct CSPRNG:<p><pre><code>    string random_bytes(int $numBytes);
    int random_int(int $min, int $max);
</code></pre>
If you want to use this interface in a project that needs to be compatible with PHP 5, there&#x27;s always <a href="https:&#x2F;&#x2F;github.com&#x2F;paragonie&#x2F;random_compat" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;paragonie&#x2F;random_compat</a>