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U.S.
Department of Transportation
Research
and Innovative Technology Administration
§The
V2V/V2I system requires communications media for two critical purposes:
□Secure communications for distribution of certificates
and revocation lists to make sure that entities on the system are
legitimate users
□Trusted communications for delivering safety
application data and messages
(and, potentially, other applications and services)
§I
Policy - Security Network
2-way