Electronic Door Lock Uses QR Codes As Keys
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by Jason Fitzpatrick
on How to geek
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Published on Tue, 18 Sep 2012 17:00:04 GMT
Indexed on
2012/09/18
21:42 UTC
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We’ve seen magnetic cards and RFID cards used as keys before, but QR codes? Check out the video to see how a group of Cornell University students developed a visual key card.
Rather than use magnetic stripes or RFID proximity antennas, their build relies on decoding a passkey stored in a QR code–check out the above video to see it in action and hit up the link below for more information.
QR Code Door Lock [via Hack A Day]
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