Introduction to Ad-Hoc wireless networks- Packet radio networks-Key definitions of ad-hoc and sensor networks- Advantages of ad-hoc and sensor networks -Unique constraints and challenges and Vulnerabilities. Applications of Ad-Hoc/Sensor Network and Future Directions: Driving Applications- Ultra wide band radio communication- Wireless fidelity systems- Wireless Internet, Mobile IP.

Issues in designing MAC protocols-Bandwidth efficiency-Quality of service support- Synchronization hidden node-exposed node problems. Media access protocol for wireless LAN-media access with reduced handshake- contention based with reservation mechanisms-Distributed priority-scheduling.

Issues in designing routing protocols-Mobility-bandwidth constraint-Table driven routing protocols :DSDV- On demand routing protocol : AODV,DSR- zone routing protocol.

Introduction-sensor network architecture-Data dissemination-data gathering-self organizing MAC for sensor networks-Location discovery-Energy efficient issues-Transport layer, Issues in Designing a Transport Layer Protocol for Ad Hoc Wireless Networks, Synchronization issues.

Introduction -Need for Security- classification of attack-MAC layer attacks-Network layer attacks- DES and Triple DES detection systems- Authentication: Digital Signatures, Certificates, User Authentication, Elliptic Curve Cryptosystems. Intrusion detection systems: behavior based detection knowledge base detection-watch dog-path rater.