Luca Dentella has just published his latest project, an Arduino-based door lock you can open using time-based OTP codes (compliant to the RFC 6238). “The simplest way to generate those codes is the use of Google Authenticator, a free mobile app. I’ve also prepared a simple webpage you can use to configure (scanning a QRCode) the app with the same secret of Arduino…”
For details and Arduino code link visit Luca Dentella’s blog.
Via the contact form.