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U.S. Department of Transportation
Triscallion_Black
Overall Security System Components
C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5I5KFMCG\MC900157585[1].wmf C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5I5KFMCG\MC900157585[1].wmf C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VW70ZOHP\MC900318356[1].wmf C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VW70ZOHP\MC900388730[1].wmf
Security Network
Options:
•Cellular/hybrid
•DSRC
•Other
Security Back Office
Functions
•Manage operations
•Certify processes & equipment
•Revocation
V2V communication
via DSRC
Security Network – for supporting credentialing and certificate management

Security Back Office – operational functions that apply across any type of Security Network

Applications Infrastructure – Infrastructure specifically for V2I safety (DSRC) or V2I mobility (other options)