FIELD: communication.
SUBSTANCE: invention relates to the field of conducting an access transaction. An access device receives from a portable device an indication on that it is necessary to perform a transaction by means of transaction information exchange between the portable device and a remote computer. In this case, the remote computer is made with the possibility of performing communication using the first communication protocol. Then, the access device determines that the portable device is made with the possibility of performing communication using the second communication protocol. After that, the access device converts messages between the portable device and the remote computer from the second communication protocol to the first communication protocol to help the portable device and the remote computer to exchange transaction information.
EFFECT: provision of a possibility for access transaction system of reception of different communication protocols.
20 cl, 6 dwg
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