GWN-
I can't remember the exact procedure, but it was one of our better known DPC friends that had posted about it a while back. I tried a search of the archives without luck. You might want to post over at GoT BBS, you'll surely get a response.
As far as a security risk running RC5, it would seem to be MUCH safer than e-mail and web browsing. After all, how often does M$ come out with security patches for IE and Outlook? I've been cracking and reading this BBS for over a year without hearing of any Dnet problems.
viz