> Um, I thought there was no user-based authentication, only host-based > or magic-value-based. You are behind the times, Mouse. The sample implementation now has two user-based authentication schemes. X11R5 introduced SUN-DES-1, based on Sun's secure RPC. X11R6 introduced MIT-KERBEROS-5, based on Kerberos 5's user-to-user authentication. < Stephen X Consortium