摘要 |
The invention concerns a method for exchanging data concerning an electronic transaction between two entities, comprising: a step which consists in determining and booking an origin address (TPOA) in conformity with a bidirectional mobile telephony (GSM) digital messaging service protocol (SMS); a step which consists in sending in accordance with said protocol (SMS), an offer message (OFFRE_SMS) of said transaction (TR), said offer message (OFFRE_SMS) being sent from the first entity (MW) and addressed to the second entity (CL); and a step which consists in sending, from said second entity (CL) and addressed to said first entity (MW), a reply message comprising an information (REP) representing acceptance or rejection of said transaction. |