ion count of at least 1000. Any <i>iter</i> less than 1 is treated as a single iteration.</p>

<p><i>digest</i> is the message digest function used in the derivation.</p>

<p>Functions ending in _ex() take optional parameters <i>libctx</i> and <i>propq</i> which are used to select appropriate algorithm implementations.</p>

<h2 id="Algorithm-Identifier-Creation">Algorithm Identifier Creation</h2>

<p>PKCS5_pbe_set(), PKCS5_pbe_set_ex(), PKCS5_pbe2_set(), PKCS5_pbe2_set_iv(), PKCS5_pbe2_set_iv_ex() and PKCS5