_pbe2_set_scrypt() generate an <b>X509_ALGOR</b> object which represents an AlgorithmIdentifier containing the algorithm OID and associated parameters for the PBE algorithm.</p>

<p>PKCS5_pbkdf2_set() and PKCS5_pbkdf2_set_ex() generate an <b>X509_ALGOR</b> object which represents an AlgorithmIdentifier containing the algorithm OID and associated parameters for the PBKDF2 algorithm.</p>

<p>PKCS5_pbe_set0_algor() and PKCS5_pbe_set0_algor_ex() set the PBE algorithm OID and parameters into the supplied <b>X509