The disclosure discloses a method and a system for remote control of a smart card; the method comprises: receiving, by a smart card management platform, a request for performing a LOCKING/UNLOCKING operation for a smart card from a user (S101); and the smart card management platform performs a short message interaction with a terminal side through a mobile network platform based on the request, so as to make the terminal side perform the LOCKING/UNLOCKING operation for the smart card (S103). By means of the disclosure, the effects are achieved that the user can apply to a smart card supervision department for locking/unlocking the smart card and a terminal through a short message and disabling or enabling the smart card, when the smart card and the terminal in which the smart card is located are robbed, lost, stolen and has a serious illegal behavior, so as to protect the security of the user and the smart card relevant department to the greatest extent and provide a better flexibility for a payment system.