> Fortunately, the average cracker is an idiot, so simple things like
> this are pretty effective. Really, the average cracker we see on our
> network isn't bright enough to delete shell history files. I doubt
> he'd be bright enough to spoof a MAC address.
Perhaps the cracker himself (itself? ;) isn't bright enough to delete shell
history, but his shrink-wrapped cracking tools might be a lot brighter...
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