Title Trust management V : 5th IFIP WG 11.11 International Conference, IFIPTM 2011, Copenhagen, Denmark, June 29-July 1, 2011, proceedings / Ian Wakeman [and others] (eds.)

Published Berlin ; New York : Springer, ©2011

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Description 1 online resource (xi, 334 pages) Series IFIP advances in information and communication technology ; 358 IFIP advances in information and communication technology ; 358. Contents Intro -- Title -- Preface -- Organization -- Table of Contents -- Extended Abstracts for Keynote Speakers -- From Access Control to Trust Management, and Back -- A Petition -- Services and Mechanisms -- Access Control -- Trust Management -- Trust and Authorisation -- Weighing Evidence -- Reputation as an Attack Vector -- Occam's Razor -- The Petition -- References -- Familiarity Breeds Con-victims: Why We Need More Effective Trust Signaling -- Introduction -- The Importance of Trust Signaling -- References -- The Evolution of Trust -- Introduction -- References -- Trust and Social Intelligence Full Papers -- Detecting and Reacting to Changes in Reputation Flows -- Introduction -- Background -- Reputation-Based Trust Management in Pilarcos -- Related Work on Changes and Uncertainty in Reputation Flows -- Tracking Changes with Reputation Epochs -- Detecting Changes in Service Performance -- Comparison of Epoch Detection Policies -- Conclusion -- References -- Validation and Verification of Agent Models for Trust: Independent Compared to Relative Trust -- Introduction -- Agent Models for Trust -- Independent Trust Model -- Relative Trust Model -- Method -- Participants -- Task Data Collection -- Parameter Adaptation -- Validation -- Verification -- Results -- Validation Results -- Verification Results -- Discussion and Conclusions -- References -- Composing Trust Models towards Interoperable Trust Management -- Introduction -- Trust Model Definition -- Trust Relations -- Trust Assessment -- Trust Meta-model -- Trust Meta-model Formalization -- Example -- Composing Trust Models -- Role Mapping -- Relation Mediation -- Operation Mediation -- Conclusion -- References -- Identifying Knots of Trust in Virtual Communities -- Introduction -- Related Work Applying Clustering for Identifying Knots -- Correlation Clustering -- Clustering Criteria -- Different Weight Functions -- The Knot Clustering Algorithm -- Clustering Evaluation -- Evaluation Results -- Conclusions and Future Work -- References -- Clustering Recommenders in Collaborative Filtering Using Explicit Trust Information -- Introduction -- Related Work -- Motivation -- Clustering Algorithms -- Experimental Setting -- Test Schemes -- Dataset -- Evaluation Metrics -- Test Results -- Concluding Remarks -- References -- From Reputation Models and Systems to Reputation Ontologies Introduction -- Reputation Models, Frameworks, and Systems -- Why Ontologies -- Ontology Standards -- Ontology Requirements -- A Literature of Defining Reputation Concepts -- Existing Approaches to Reputation Ontologies -- For Multi Agents Systems -- For Web Services -- For e-Markets and Service-oriented Architecture -- Generic Reputation Ontology -- Discussion -- Conclusion and Future Wrok -- References -- Enhancing Data Privacy in the Cloud -- Introduction -- Related Work -- Definition -- Problem Description -- Basic Scheme Definition -- Blind Extraction Definition Summary This book constitutes the refereed proceedings of the 5th IFIP WG 11.11 International Conference, IFIPTM 2011, held in Copenhagen, Denmark, in June/July 2011. The 14 revised full papers and 8 short papers presented together with the abstracts of 4 keynote talks were carefully reviewed and selected from 42 submissions. The papers feature both theoretical research and real-world case studies from academia, business and government focusing on areas such as: trust models, social and behavioral aspects of trust, trust in networks, mobile systems and cloud computation, privacy, reputation systems, and identity management Analysis informatiesystemen information systems computers samenleving society internet computerwetenschappen computer sciences computernetwerken computer networks gegevensbeheer data management man-machine interaction gebruikersinterfaces user interfaces Information and Communication Technology (General) Informatie- en communicatietechnologie (algemeen) Bibliography Includes bibliographical references and author index Notes English Print version record In Springer eBooks Subject Computer security -- Congresses Data encryption (Computer science) -- Congresses Computer networks -- Security measures -- Congresses Informatique. Computer networks -- Security measures Computer security Data encryption (Computer science) Genre/Form proceedings (reports) Conference papers and proceedings Conference papers and proceedings. Actes de congrès. Form Electronic book Author Wakeman, Ian. ISBN 9783642222009 3642222005 9783642221996 3642221998

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