This book constitutes the refereed proceedings of the 4th European Workshop on Security and Privacy in Ad hoc and Sensor Networks, ESAS 2007, held in Cambridge, UK, in July 2007. The papers present original research on all aspects of security and privacy in wireless ad hoc and sensor networks and address current topics of network security, cryptography, and wireless networking communities.

Inhalt

Device Pairing.- The Candidate Key Protocol for Generating Secret Shared Keys from Similar Sensor Data Streams.- The Martini Synch: Joint Fuzzy Hashing Via Error Correction.- Private Handshakes.- Security Associations in Personal Networks: A Comparative Analysis.- Key Management.- Key Establishment in Heterogeneous Self-organized Networks.- Enabling Full-Size Public-Key Algorithms on 8-Bit Sensor Nodes.- Key Distribution in Mobile Ad Hoc Networks Based on Message Relaying.- Location Verification and Location Privacy.- Distance Bounding in Noisy Environments.- Multiple Target Localisation in Sensor Networks with Location Privacy.- On the Effectiveness of Changing Pseudonyms to Provide Location Privacy in VANETs.- Secure Routing and Forwarding.- "End-by-Hop" Data Integrity.- Authenticating DSR Using a Novel Multisignature Scheme Based on Cubic LFSR Sequences.- Physical Security.- Security for Mobile Low Power Nodes in a Personal Area Network by Means of Trusted Platform Modules.- ALGSICS - Combining Physics and Cryptography to Enhance Security and Privacy in RFID Systems.- Detection of Compromise, and Revocation.- Detecting Node Compromise in Hybrid Wireless Sensor Networks Using Attestation Techniques.- Direct Anonymous Attestation (DAA): Ensuring Privacy with Corrupt Administrators.- New Strategies for Revocation in Ad-Hoc Networks.