Invited Speakers.- Pragmatic Computing – A Semiotic Perspective to Web Services.- Utility Computing: Reality and Beyond.- A Novel Grid-Based Micropayment System for Heterogeneous Multi-party Accounting.- I: ICE-B.- Bidding Agents That Perpetrate Auction Fraud.- A Platform for Mobile Service Provisioning Based on SOA-Integration.- A Hybrid Data Mining Approach for Credit Card Usage Behavior Analysis.- Critical Success Factors of Internet Shopping: The Case of Japan.- An Adaptive Knowledge-Based Approach for Detecting Fraud across Different e-Government Domains.- II: SECRYPT.- Timing to Block Scanning Malwares by Using Combinatorics Proliferation Model.- Securing Biometric Templates Where Similarity Is Measured with Set Intersection.- Score Equalization in SVM Multimodal Fusion for Person Recognition.- Remote Algorithmic Complexity Attacks against Randomized Hash Tables.- Securing Real-Time Sessions in an IMS-Based Architecture.- IPSec Database Query Acceleration.- Detection of Spoofed MAC Addresses in 802.11 Wireless Networks.- K2 Stream Cipher.- Two Types of Key-Compromise Impersonation Attacks against One-Pass Key Establishment Protocols.- Reliable Intersection Computation within Malicious Environments.- A Security Hardening Language Based on Aspect-Orientation.- III: SIGMAP.- Facial Expression Synthesis and Analysis.- Multi-sequence H.264/AVC Rate Control Based on the Linear Model.- Non Parametric Stochastic Expectation Maximization for Data Clustering.- Mapping Phonetic Features for Voice-Driven Sound Synthesis.- The MiSPOT System: Personalized Publicity and Marketing over Interactive Digital TV.- Knowledge Engineering Aspects of Affective Bi-Modal Educational Applications.- IV: WINSYS.- Design of a Password-Based EAP Method.- Bit and Power Allocation Strategiesfor OFDM Systems over Time-Varying Channels.- Mobile Applications to a Pervasive World.- Multi-service Networks: A New Approach to End-to-End Topology Management.

This book constitutes the best papers of the 4th International Conference on E-business and Telecommunication Networks, ICETE 2007, held in Barcelona, Spain, during July 28-31, 2007. The 26 revised full papers presented together with 3 invited papers were carefully reviewed and selected from 418 submissions. The papers are organized in four parts according to their conferences: ICE-B, SECRYPT, SIGMAP and WINSYS.