On Thu, 24 Aug 2000, Jinx wrote: > Yes, that's a good point. But if there's a 1024-bit key involved, and s/w > is tied up in an unreadable micro, the effort required to get a micro out > of a block of epoxy, then try to get the s/w out, then break the key should > be a pretty big deterrent. I hope. I've tried myself to get chips out of > epoxy, not easy, even with a normal circuit. A flimsy one, say with fine > wires and SMT components, would be pretty tricky to get out in one piece Three words... one solution: Methyl ethyl ketone. Dale --- The most exciting phrase to hear in science, the one that heralds new discoveries, is not "Eureka!" (I found it!) but "That's funny ..." -- Isaac Asimov -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.