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U.S.
Department of Transportation
Security System
![C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5I5KFMCG\MC900157585[1].wmf](slide0256_image040.gif)
![C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5I5KFMCG\MC900157585[1].wmf](slide0256_image041.gif)
![C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5I5KFMCG\MC900157585[1].wmf](slide0256_image042.gif)
![C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VW70ZOHP\MC900318356[1].wmf](slide0256_image044.gif)
![C:\Users\Shelley.Row\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VW70ZOHP\MC900388730[1].wmf](slide0256_image046.gif)
Security Network
Options Analysis
•Cellular/hybrid
•DSRC
•Other
Security Back Office
Functions
•Manage operations
•Certify processes & equipment
•Revocation
V2V communication
via DSRC