Granted Patent B1

US 8,695,879 · App. 13/664,085 · Granted Apr 15, 2014

Abstract

Claims (12)

1. A method of preventing fraud, the method comprising:

detecting an unauthorized reader in the vicinity of a dip card reader;

closing a pin to prevent a card being inserted into the dip card reader;

detecting absence of the unauthorized reader;

opening the pin to allow a card to be inserted into the dip reader;

receiving an inserted card into the dip reader subsequent to opening the pin;

reading the inserted card; and

closing the pin during the reading step so that the pin abuts a surface of the inserted card.

2. A method according to claim 1 , wherein the step of detecting an unauthorized reader is implemented by detecting an electromagnetic field created by the unauthorized reader.

3. A method according to claim 1 , wherein the step of detecting an unauthorized reader is performed using a proximity sensor.

4. A method according to claim 1 , wherein the step of closing the pin during the reading step includes extending the pin so that it abuts an upper surface of the inserted card.

5. A method according to claim 1 , wherein the step of closing the pin during the reading step includes extending the pin so that it abuts a lower surface of the inserted card.

Assignments (10)