/td>
</tr>
</tbody>
</table>
<p>Enables you to re-encode data that was originally encrypted with
CodeIgniter 1.x to be compatible with the Encrypt library in
CodeIgniter 2.x. It is only necessary to use this method if you have
encrypted data stored permanently such as in a file or database and are
on a server that supports Mcrypt. “Light” use encryption such as
encrypted session data or transitory encrypted flashdata require no
intervention on your part. However, existing encrypted Sessions will be
dest