He even has a video of his clone at work, demonstrating the acceptance and rejection of RFID tags as well as the system’s learning mode. Posted in Arduino Hacks , Security Hacks Tagged access ...

Cool. I wonder how difficult it would be to scrap the RFID system and work with a wi-fi hotspot using WPA2 that unlocks when authenticated with the MAC address of your phone.

Deba168's system uses two Arduinos, an RF transmitter, a motion sensor, and a few other parts to piece it all together. When the motion sensor detects movement, it buzzes the other Arduino.

Here, the system is configured to compare the unique id (of the tag we used) with the ID of any tag being exhibited. Remove the existing connection and upload this new sketch to Arduino: /* Arduino ...

If you can dream it, Arduino can help you build it -- perhaps with a dash of MakerBot thrown in for good measure. The latest homebrew project to hit the ol' inbox sounds an alarm whenever you ...

Instructables user talk2bruce created the Arduino Internet Gizmo, a card reader that takes you to your favorite websites with a touch of an RFID tag.