MANAGEMENT OF COMMUNICATION PIPES IN A TELECOMMUNICATION DEVICE COUPLED TO AN NFC CIRCUIT
A method for detecting an attempt of diversion of a communication pipe between a port of a security module and a port of a near-field communication router present in a telecommunication device, wherein the router filters the messages addressed to said security module.
1 . A method for detecting an attempt of diversion of a communication pipe between a port of a security module and a port of a near-field communication router present in a telecommunication device, wherein the router filters the messages addressed to said security module.
2 . The method of claim 1 , wherein the message comprises at least one channel identifier and one instruction code, the router comparing the instruction code with authorized codes that it contains.
3 . The method of claim 2 , wherein the router compares the format of the data of the message with authorized formats that it contains.
4 . The method of any of claim 1 , wherein the router comprises a table containing, for each type of control signal that may be received, an authorization or denial code.
5 . A method of secure transmission of data in a telecommunication device, implementing the method of any of claims 1 to 4 claim 1 .
6 . A near-field communication router ( 18 ), comprising means capable of implementing the method of any of claims 1 to 5 claim 1 .
7 . A telecommunication device equipped with the near-field communication router of claim 6 .