F2.html">EVP_KDF-PBKDF2(7)</a>.</p>

</dd>
<dt id="hexsalt:string"><b>hexsalt:</b><i>string</i></dt>
<dd>

<p>Alternative to the <b>salt:</b> option where the salt is specified in hexadecimal form (two hex digits per byte).</p>

</dd>
<dt id="info:string"><b>info:</b><i>string</i></dt>
<dd>

<p>Some KDF implementations, such as <a href="../man7/EVP_KDF-HKDF.html">EVP_KDF-HKDF(7)</a>, take an &#39;info&#39; parameter for binding the derived key material to application- and context-specific information. Speci