By: Diana Ornelas

 A LAN that is inside & around the vehicle  Is a branch under VANET  4 types of communication:  Vehicle-to-vehicle  Intra-vehicular  Vehicle-to-broadband cloud  Vehicle-to-roadside

 Each year in the U.S. there are:  43,000+ deaths  Each day in the U.S. there are:  16,000+ crashes

 Data exchange  Road conditions  Warnings  Enough space between cars  Unstable movement of cars

I was just in a car crash Ouch

I just passed a car crash I now know there is a car crash ahead

 GPS  Sensors  Speed  Tire pressure  Fatigue detection  Audio  Video

GPS and Media

Driver Drowsiness Detection

Speed Limit Detection

 Driver behavior  Fatigue  Vehicle data  Location  Speed

3G/4G Roadsid e Box Connect via smart phone or p Get Music, Maps, Traffic, Weather, or Other Cloud Services

 Obstacle and pedestrian detection  Road surface condition detection  Road signal detection  Advertisement

Roadsid e Box Speed Limit, Traffic, Weather, and Emergency Services Monitor and Report Vehicle Spacing

 OnStar collision  Automatic braking  Adaptive cruise control  Vehicle navigation  Traffic Monitoring Cameras

 VANET  Uses certified public keys called pseudonyms  Each vehicle has several pseudonyms  Each pseudonym has an expiration date  Main concern is Sybil Attack  Malicious vehicle can act as many vehicles

 Privacy Preserving Detection of Abuses of Pseudonyms  Multi-hop  Uses roadside boxes to monitor communication  Roadside boxes connect to DMV

 P 2 DAP defends against 3 types of attacks:  Attacker announces false information  Attacker acts as many vehicles  Attacker hacks roadside box

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