How-To Geek

Electronic Door Lock Uses QR Codes As Keys

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]

Jason Fitzpatrick is warranty-voiding DIYer and all around geek. When he's not documenting mods and hacks he's doing his best to make sure a generation of college students graduate knowing they should put their pants on one leg at a time and go on to greatness, just like Bruce Dickinson. You can follow him on if you'd like.

  • Published 09/18/12

Comments (2)

  1. r

    for now it’s just another wannabee standard waiting to make life a little less secure

  2. Electric Door Lock

    This is a nice post.It has a good tips here. Thank you for sharing.

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