class="filename">pgcrypto</code>, but create new ones,
    as the usage scenario is rather different.
    </p></li></ul></div></div></div><div class="sect2" id="PGCRYPTO-RAW-ENC-FUNCS"><div class="titlepage"><div><div><h3 class="title">F.28.4. Raw Encryption Functions <a href="#PGCRYPTO-RAW-ENC-FUNCS" class="id_link">#</a></h3></div></div></div><p>
   These functions only run a cipher over data; they don't have any advanced
   features of PGP encryption.  Therefore they have some major problems:
  </p><div