Positive Train Control (PTC) is an electronic system that enforces train separation, speed enforcement, roadway worker protection and a host of other activities essential to operate railroads safety and efficiently that requires wireless communication to exchange control and sensory information between mobile locomotive and static control centers and wayside devices. This requires communication security ensuring the freshness, confidentiality, integrity, and authenticity of the information. For that purpose, we propose a cryptography based key management system (KMS). This paper outlines the requirements for a KMS, provides a proposed key distribution method, and highlights several significant implementation tradeoffs.
Key management requirements for Positive Train Control communications security
2006
10 Seiten, 25 Quellen
Aufsatz (Konferenz)
Englisch
JRC2006-94016 Key Management Requirements for Positive Train Control Communication Security
British Library Conference Proceedings | 2006
|Communications security concerns in communications based train control
British Library Conference Proceedings | 2006
|FRA's Positioning, Navigation, and Timing Requirements and Positive Train Control
British Library Conference Proceedings | 2009
|Safety and Security Requirements for an Advanced Train Control System
Springer Verlag | 1997
|