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Vehicular Ad-Hoc Networks

Amr Ahmed Assem

on 16 March 2011

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Transcript of VANET

Amr Ahmed Assem VANETs Overview What is VANET ? Why VANET ? VANET's First Generation North America: band 902-928 MH Japan: bands 5835-5840 and 5845-5850 MH for the uplink.. Physical Layer DSRC bands Orthogonal Frequency Division Multiplexing How VANET Works? ITS Communication VANET Structure Security Concerns Attacks Attackers Attacks DoS Attack Message Supression Attack Fabrication Attack Alteration Attack Sybil Attack Attackers Selfish Driver Malicious Driver Pranksters VANET Network Challenges Mobility Volatility Privacy Vs Authentication Privacy Vs Liability Network Scalability Bootstrap Applications Security Requirements Authentication Availability Non-repudiation Privacy Real-time Integrity Presentation Structure: What is VANET ? Why VANET ? How VANET works ? Physical Layer Security Concerns Network Challenges Security Requirments Applications Questions ? Thank You
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