Invited Talk -- Usage Control, Risk and Trust -- Prevention Systems -- Attacking Image Recognition Captchas -- An Insider Threat Prediction Model -- A Call Conference Room Interception Attack and Its Detection -- Safe and Efficient Strategies for Updating Firewall Policies -- Privacy I -- A Privacy-Preserving Architecture for the Semantic Web Based on Tag Suppression -- Context-Aware Privacy Design Pattern Selection -- Real-Time Remote Attestation with Privacy Protection -- Private Searching on MapReduce -- Privacy II -- In Search of Search Privacy -- Untraceability and Profiling Are Not Mutually Exclusive -- Privacy Policy Referencing -- Access Control -- Formal Proof of Cooperativeness in a Multi–Party P2P Content Authentication Protocol -- Extending XACML Access Control Architecture for Allowing Preference-Based Authorisation -- An Agent Based Back-End RFID Tag Management System -- Security and Trust Concepts -- Assessing the Usability of End-User Security Software -- Building ISMS through the Reuse of Knowledge -- Mechanizing Social Trust-Aware Recommenders with T-Index Augmented Trustworthiness -- Security for Dynamic Collaborations -- Security for Dynamic Service-Oriented eCollaboration -- Analyzing Information Security Awareness through Networks of Association -- Efficiency Improvement of Homomorphic E-Auction.

This book constitutes the refereed proceedings of the 7th International Conference on Trust, Privacy and Digital Business, TrustBus 2010, held in Bilbao, Spain, in August 2010. The papers are organized in topical sections on prevention systems; privacy; access control; security and trust concepts; and security for dynamic collaborations.