METHOD FOR PERFORMING DURING A FIRST OPERATION AUTHORIZED BY A FIRST CARD AT LEAST ONE SECOND OPERATION

摘要

Mobile phone has a first chip (SIM) card (5) that authorizes its connection to a network. Before the card is removed it is associated with the phone (1) via a data link, a second operation can then be realized with a second or the same chip card in th same card reader, and the first chip card reinserted and the data link verified. The first operation only proceeds if verificati is positive.