While in learning mode a second RFID tag is held up to the reader. It will identify itself and the emulator will capture the code sent during that interaction.

How to Block RFID From Reading Your Credit Card. Many credit cards include RFID chips. The chips use radio-frequency identification to transmit payment information over short distances.

When Andrew Milner built himself an RFID-equipped poker table and the automated video overlay system to match, it was certainly a labor of love. Now, like any good poker player, he's trying to get ...