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On Nov 18, 2010, at 4:27 PM, Tom Metro wrote: > James Kramer wrote: >> A friend of mine had his laptop stolen. >> Can he locate this computer over the internet? > > Like Eric said, unless he got lucky by having some existing application > - email, IM, ssh - setup to automatically connect to some server where > you can inspect the logs, *and* that application starts up when the OS > boots without having to login (unless there is no login prompt), then he > is out of luck. > > To do this reliably requires some planning. You'd want a process that > runs on boot, before X starts, that gathers some information about the > local environment such as: > -a scan of visible WiFi networks (can be used to determine location > with the aid of a database, like Skyhook[1]); > -the machine's IP address, of course. Perhaps other information about > any LAN it attaches to; > -perhaps grabbing a still frame from the built-in web cam; > -perhaps recording 30 seconds of audio; > ... > All this effort is pointless if the thief just boots from a CD or > reformats the hard drive, which they are likely to do if they can't login. > > Still, I'm surprised someone hasn't created a Debian/Ubuntu package for > a utility that does this. It would have a shot at working at least some > of the time. That sounds remarkably similar to a root kit with just a few tweaks. It could run in the background with a few tweaks to ls, ps, and netstat - so the thief can't tell they are running. Anthony
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