Patent ID: 8151335
Filing Date: 2012-04-03
Classification: G06Q,G07F

Abstract:
1. A method for authorizing a transaction using a personal terminal, a transaction terminal and an electronic identification device having memory, the electronic identification device having been offered up to the personal terminal for communication therewith and verification information having been entered into the personal terminal, the method comprising: receiving the verification information at the electronic identification device from the personal terminal; the electronic identification device verifying if the verification information is valid and setting a status of a verification flag in the memory of the electronic identification device indicative of the verification information being valid prior to introducing the electronic identification device to the transaction terminal; receiving evidence of the status of the verification flag at the transaction terminal from the electronic identification device after introducing the electronic identification device to the transaction terminal; verifying the status of said verification flag was not maliciously modified; and receiving data indicating that the transaction was authorized.