Patent ID: 8744403

Claim:
A method for remote control of a smart card, comprising: performing, by a smart card management platform, signalling interaction with a mobile station via a mobile network platform of a mobile network after the smart card management platform receiving a request of locking or unlocking a smart card from a subscriber, wherein the smart card is located in the mobile station, and wherein the smart card management platform stores dynamic data indicative of operation statuses of the smart card, the statuses of the smart card comprising a status of locking, a status of unlocking, a status of waiting for locking, and a status of waiting for unlocking, responsive to said request, querying a current operation status of the mobile station by the smart card management platform using the mobile station's identification and location information via the mobile network platform; controlling, by the smart card management platform via the mobile network platform, the mobile station to perform a locking or unlocking operation of the smart card based on a result of said query and in response changing the status of the smart card accordingly, wherein the controlling comprises: signalling, by the smart card management platform, the mobile station that is currently connected to the mobile network to perform a locking operation in response to the query result; and changing the status of the smart card from unlocking to locking; signalling, by the smart card management platform, the mobile station that is currently connected to the mobile network to perform an unlocking operation in response to the query result; and changing the status of the smart card from locking to unlocking; updating, by the smart card management platform, the status of the smart card from an unlocking to waiting for locking status in response to detecting the mobile station is currently in an off-line state, and in response to the mobile station being connected to the mobile network and having a waiting for locking status registered at the smart card management platform, signalling the mobile station to perform a locking operation; updating, by the smart card management platform, the status of the smart card from a locking to waiting for unlocking status in response to detecting the mobile station is currently in an off-line state, and in response to the mobile station being connected to the mobile network and having a waiting for unlocking status registered at the smart card management platform, signalling the mobile station to perform an unlocking operation; wherein the off-line state of the mobile station indicates that the mobile station is turned off or not in a service area.