Keys are so last century. Hack your door to lock and unlock via text messages. Billy Chasen wanted to ditch his keys and control the door to his office via text messaging. He built a simple device which consists of a tiny web server, a servo motor, and some parts from Home Depot. The end product, although a bit hacked together looking for lack of a case covering up the guts, has total control over the locking mechanism of the door.

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Hack Your Door to Lock and Unlock via Text Message [Video]