[Zope] User Password Encryption

I'm wondering if anyone's had trouble encrypting their standard user folder passwords? I did it on my test machine; after the passwords were encrypted I couldn't get into Zope via any methods (Web, FTP, WebDAV). - all the user passwords appear to have been reset... Zope 2.5.0, Python 2.1.2 FreeBSD 4.3 -Hoyin