Secret knocks

Posted on July 27th, 2006 by Sacha Chua

Now that's a cool application of technology. Seen on Slashdot: "Knock" Some Sense Into Your Linux Laptop describes how to set up Lenovo Thinkpads to respond to a series of knocks on the computer case. I'm sure someone will turn that into a totally small-scale authentication system ("What's the secret knock?") or maybe a totally hacked up drumming system... ;)

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