Computer Security – ESORICS 2004: 9th European Symposium on Research in Computer Security, Sophia Antipolis, France, September 13 - 15, 2004. ProceedingsAuthor: Pierangela Samarati, Peter Ryan, Dieter Gollmann, Refik Molva Published by Springer Berlin Heidelberg ISBN: 978-3-540-22987-2 DOI: 10.1007/b100085Table of Contents:Incorporating Dynamic Constraints in the Flexible Authorization Framework Access-Condition-Table-Driven Access Control for XML Databases An Algebra for Composing Enterprise Privacy Policies Deriving, Attacking and Defending the GDOI Protocol Better Privacy for Trusted Computing Platforms A Cryptographically Sound Dolev-Yao Style Security Proof of the Otway-Rees Protocol A Formalization of Anonymity and Onion Routing Breaking Cauchy Model-Based JPEG Steganography with First Order Statistics Comparison Between Two Practical Mix Designs Signature Bouquets: Immutability for Aggregated/Condensed Signatures Towards a Theory of Data Entanglement Portable and Flexible Document Access Control Mechanisms Possibilistic Information Flow Control in the Presence of Encrypted Communication Information Flow Control Revisited: Noninfluence = Noninterference + Nonleakage Security Property Based Administrative Controls A Vector Model of Trust for Developing Trustworthy Systems Parameterized Authentication Combinatorial Design of Key Distribution Mechanisms for Wireless Sensor Networks Hindering Eavesdropping via IPv6 Opportunistic Encryption On the Role of Key Schedules in Attacks on Iterated Ciphers