Hitachi Rail Sts S.p.a.

Parodi, Alessandro

Alessandro Parodi

Claudio Plescovich

Giorgio Ravera

Jacopo D'Amico

Paolo Bozzo

Paola De Bernardi

An apparatus and method for generating and verifying secure messages between vital equipment for controlling a railway network, wherein the apparatus includes control and/or processing components configured to carry out the following steps: a) generating a message body including information that may change the state of the railway network; b) generating a first pseudo-signature on the basis of the message body and a first cryptographic key; c) transmitting the first pseudo-signature to a second apparatus; d) receiving a second pseudo-signature from the second apparatus; e) generating a message signature on the basis of the second pseudo-signature and the first cryptographic key; f) generating a message by combining the message body and the message signature; g) sending the message to a recipient.

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Ceranesi, Italy

Alessandro Parodi