Log in to your computer with a swipe of your hand! Use an NFC ring and reader to type in your password for you with an Arduino Leonardo, which can act like an HID keyboard.

Before you begin, take a look at the following prerequisite guides:

• Adafruit PN532 RFID/NFC Breakout and Shield
• Adafruit Guide to Excellent Soldering

For this project, you will need:

• Arduino Leonardo
• Adafruit PN532 NFC/RFID Shield for Arduino
• RFID/NFC Smart Ring in your size
• Basic soldering tools
• Micro USB cable