The invention relates to a method for distributing communication keys (6) for the encryption of traffic control messages of a rail vehicle protection system, having the steps of generating a communication key (6) at a first key allocation point (1a) of a first track operator as a function of a planned route of a rail vehicle (4), making available the communication key (6) to a second key allocation point (1b) of a second track operator, making available the communication key (6) to the rail vehicle (4) by means of the first key allocation point, and encrypting traffic control messages of the rail vehicle (4) with the communication key (6) in order to permit tamper-proof communication of the rail vehicle (4) with operation control centres (3) of the first track operator and with operational control centres (3) of the second track operator.
Sistema y procedimiento para una gestión de claves de un sistema de protección de trenes
2017-11-17
Patent
Electronic Resource
Spanish
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