This book constitutes the refereed proceedings of the 7th IFIP WG 11.11 International Conference on Trust Management, IFIPTM 2013, held in Malaga, Spain, in June 2013. The 14 revised full papers and 9 short papers presented were carefully reviewed and selected from 62 submissions. The papers cover a wide range of topics focusing on multi-disciplinary areas such as: trust models, social foundations of trust, trust in networks, mobile systems and cloud computation, privacy, reputation systems, and identity management.

Symbolic Privacy Analysis through Linkability and Detectability.- Middleware-Based Security and Privacy for In-car Integration of Third-Party Applications.- Towards Automated Trust Establishment in Federated Identity Management.- On Beta Models with Trust Chains.- Reputation-Based Trust Systems for Wireless Sensor Networks: A Comprehensive Review.- Understanding Trust within Online Discussion Boards: Trust Formation in the Absence of Reputation Systems.- In Cloud We Trust: Risk-Assessment-as-a-Service.- An Empirical Test of How Events Turn the Cognitive Gears of Trust.- Reflections on Measuring the Trust Empowerment Potential of a Digital Environment.- Contingency Revisited: Secure Construction and Legal Implications of Verifiably Weak Integrity.- Securing Identity Assignment Using Implicit Certificates in P2P Overlays.- Impact of Dataset Representation on Smartphone Malware Detection Performance.- Sensor Enhanced Access Control: Extending Traditional Access Control Models with Context-Awareness.- Noninterference Analysis of Delegation Subterfuge in Distributed Authorization Systems.- An Automatic Trust Calculation Based on the Improved Kalman Filter Detection Algorithm.- The Method of Trust and Reputation Systems Based on Link Prediction and Network-Aware Evaluation Environment for Reputation Systems.- Trust Model for Cloud Based on Cloud.- Modeling Reactive Trust Acquisition Using State Transition Systems.- Towards Trust-Aware and Self-adaptive Systems.- An Attack-Resistant Hybrid Data-Privatization Method with Low Information Loss.- PERSONA - A Personalized Data Protection Framework.- A Socio-technical Understanding of TLS Certificate Validation.