The Biometric Security Box uses the Adafruit Fingerprint Sensor as well as a numeric pass-code and a mechanical key-lock to provide triple-security.  This tutorial is based on a 4x6 card file box, but can be easily adapted to larger lock-boxes – or even a full-size door!

This guide was first published on Dec 29, 2012. It was last updated on Dec 29, 2012.

This page (Overview) was last updated on Aug 14, 2012.

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