Information and Communications Security [electronic resource] : 6th International Conference, ICICS 2004, Malaga, Spain, October 27-29, 2004. Proceedings / edited by Javier Lopez, Sihan Qing, Eiji Okamoto.

On the Minimal Assumptions of Group Signature Schemes -- Perfect Concurrent Signature Schemes -- New Identity-Based Ring Signature Schemes -- On the Security of a Multi-party Certified Email Protocol -- Robust Metering Schemes for General Access Structures -- PayFlux – Secure Electronic Payment in Mobile Ad Hoc Networks -- Flexible Verification of MPEG-4 Stream in Peer-to-Peer CDN -- Provably Secure Authenticated Tree Based Group Key Agreement -- Taxonomic Consideration to OAEP Variants and Their Security -- Factorization-Based Fail-Stop Signatures Revisited -- A Qualitative Evaluation of Security Patterns -- Type Inferability and Decidability of the Security Problem Against Inference Attacks on Object-Oriented Databases -- Volatile Memory Computer Forensics to Detect Kernel Level Compromise -- A Secure Workflow Model Based on Distributed Constrained Role and Task Assignment for the Internet -- Hydan: Hiding Information in Program Binaries -- A Semi-fragile Steganographic Digital Signature for Images -- Identification of Traitors Using a Trellis -- Decentralized Publish-Subscribe System to Prevent Coordinated Attacks via Alert Correlation -- Reflector Attack Traceback System with Pushback Based iTrace Mechanism -- Automatic Covert Channel Analysis of a Multilevel Secure Component -- Sound Approximations to Diffie-Hellman Using Rewrite Rules -- On Randomized Addition-Subtraction Chains to Counteract Differential Power Attacks -- New Power Analysis on the Ha-Moon Algorithm and the MIST Algorithm -- Modified Power-Analysis Attacks on XTR and an Efficient Countermeasure -- Modelling Dependencies Between Classifiers in Mobile Masquerader Detection -- Threat Analysis on NEtwork MObility (NEMO) -- Macro-level Attention to Mobile Agent Security: Introducing the Mobile Agent Secure Hub Infrastructure Concept -- Securing the Destination-Sequenced Distance Vector Routing Protocol (S-DSDV) -- Secret-Public Storage Trade-Off for Broadcast Encryption Key Management -- Security Analysis of the Generalized Self-shrinking Generator -- On Asymptotic Security Estimates in XL and Gröbner Bases-Related Algebraic Cryptanalysis -- On Some Weak Extensions of AES and BES -- Clock Control Sequence Reconstruction in the Ciphertext Only Attack Scenario -- Transient Fault Induction Attacks on XTR -- Adaptive-CCA on OpenPGP Revisited -- A New Key-Insulated Signature Scheme -- Secure Hierarchical Identity Based Signature and Its Application -- Multi-designated Verifiers Signatures -- Dynamic Access Control for Multi-privileged Group Communications -- An Efficient Authentication Scheme Using Recovery Information in Signature -- Time-Scoped Searching of Encrypted Audit Logs -- Rights-Carrying and Self-enforcing Information Objects for Information Distribution Systems.