Patent ID: 6179205
Filing Date: 2001-01-30
Classification: G06Q,G07F

Abstract:
A smart card system comprising:a smart card defining one or more applications; anda smart card device configured to selectively lock or unlock a selective one of the applications on the smart card, the smart card device including:a card reader arranged to read from and to write to the smart card when inserted into the card reader;a memory coupled to the card reader, the memory including a card identification number corresponding to the smart card and a password corresponding to the card identification number;an input element configured to receive a lock or an unlock request to lock or unlock the selected application on the smart card when the smart card is inserted into the card reader; anda microprocessor coupled to the card reader and responsive to the input element, the microprocessor arranged to issue a lock command or an unlock command along with the password to lock or unlock the selected application on the smart card in response to the input device receiving the lock or unlock request and when the smart card provides identifying information matching the card identification number.