This book constitutes the refereed proceedings of the 4th International Conference on Applied Cryptography and Network Security, ACNS 2006, held in Singapore in June 2006. Book presents 33 revised full papers, organized in topical sections on intrusion detection and avoidance, cryptographic applications, DoS attacks and countermeasures, key management, cryptanalysis, security of limited devices, cryptography, authentication and Web security, ad-hoc and sensor network security, cryptographic constructions, and security and privacy.

Inhalt

Intrusion Avoidance and Detection.- Adaptive Detection of Local Scanners.- Probabilistic Proof of an Algorithm to Compute TCP Packet Round-Trip Time for Intrusion Detection.- DSO: Dependable Signing Overlay.- Cryptographic Applications.- Do Broken Hash Functions Affect the Security of Time-Stamping Schemes?.- A Handy Multi-coupon System.- An Efficient Single-Key Pirates Tracing Scheme Using Cover-Free Families.- DoS: Attacks and Countermeasures.- Efficient Memory Bound Puzzles Using Pattern Databases.- Effect of Malicious Synchronization.- Misusing Unstructured P2P Systems to Perform DoS Attacks: The Network That Never Forgets.- Key Management.- Password Based Server Aided Key Exchange.- Secure Password-Based Authenticated Group Key Agreement for Data-Sharing Peer-to-Peer Networks.- Stateful Subset Cover.- Cryptanalysis.- The Rainbow Attack on Stream Ciphers Based on Maiorana-McFarland Functions.- Breaking a New Instance of TTM Cryptosystems.- Cryptanalysis of the N-Party Encrypted Diffie-Hellman Key Exchange Using Different Passwords.- Security of Limited Devices.- An AES Smart Card Implementation Resistant to Power Analysis Attacks.- Physical Security Bounds Against Tampering.- Flexible Exponentiation with Resistance to Side Channel Attacks.- Cryptography.- An Improved Poly1305 MAC.- Certificateless Public-Key Signature: Security Model and Efficient Construction.- High Diffusion Cipher: Encryption and Error Correction in a Single Cryptographic Primitive.- Authentication and Web Security.- Authentication for Paranoids: Multi-party Secret Handshakes.- On the Security of the Authentication Module of Chinese WLAN Standard Implementation Plan.- W3Bcrypt: Encryption as a Stylesheet.- Ad Hoc and Sensor Network Security.- Combinatorial Structures for Design of Wireless Sensor Networks.- Public Key Cryptography Sans Certificates in Ad Hoc Networks.- Location-Aware Key Management Using Multi-layer Grids for Wireless Sensor Networks.- Cryptographic Constructions.- A General Methodology for Pipelining the Point Multiplication Operation in Curve Based Cryptography.- Results on Almost Resilient Functions.- Real Perfect Contrast Visual Secret Sharing Schemes with Reversing.- Security and Privacy.- On Optimizing the Security-Throughput Trade-Off in Wireless Networks with Adversaries.- Improving the Randomized Initial Point Countermeasure Against DPA.- Syntax-Driven Private Evaluation of Quantified Membership Queries.