[Mimedefang] patch to add blocking of encrypted email via uvscan

[David F. Skoll]

On Tue, 9 Dec 2003, Michael Sofka wrote:

> If the virus provided it's own encryption engine, it could seed it with
> random passwords stored in a know offset, for example.  There have been
> numerous viruses that try tricks like this, but the decryption engine
> then becomes the signature.

It is possible to write a virus where even the decryption engine has
essentially no useful signature.

Regards,

David.