On the old Apple II, there were escape codes you could embed into a printable string that would position the cursor, write a command, and then cause that line on the screen to be executed. Ie: executable mail! ----- Begin Included Message ----- >From bugtraq-owner@fc.net Tue Dec 6 00:57:46 1994 From: broadley@turing.ucdavis.edu (Bill Broadley) Subject: Virus's I've heard there are text files that are emailable then if run on a pc actually do things. I.e. a Ascii only file thats legally executable, this is probably a distortion of a similiar story. I have studied the x86 op codes to see if you can actually get much done with an Ascii file. But of course no email programs I know of have a method to autoexecute a received email. -------------------------------------