Workshop 06 – TrustBus

International Workshop on Trust and Privacy in Digital Business


Tuesday, September 2, 2003



Invited talk: "Compliant Cryptologic Protocols for Trusted Business"

by Ed Dawson, Queensland University of Technology (QUT), Australia


Watermarking & Fingerprinting 



"On the Noninvertibility of Adaptive Digital Watermarking"

Xianfeng Zhao, Weinong Wang, Kefei Chen

Deptartment of Computer Science, Shanghai Jiaotong University, China


"Practical Asymmetric Fingerprinting with a TTP"

Fransec Sebé 1, Antoni Martínez-Balleste 1, Joseph Domingo-Ferrer 1, Miguel Soriano 2

1 Deptartment of Computer Engineering and Maths, Universitat Rovira i Virgili, Catalonia, Spain

2 Deptartment of Telematics Engineering, Universitat Politecnica de Catalunya, Catalonia, Spain


12.30 – 14.00   Lunch


Protocols (I)



"Some Protocols Useful on the Internet from Threshold Signature Schemes"

Javier Herranz, Vanesa Daza, German Saez

Dept. Matematica Aplicada IV. Universitat Politecnica de Catalunya, Spain


"Fairness in Wallets with Observer"

Heike Neumann, Thomas Schwarzpaul ,

Mathematical Institute, University of Giessen, Germany


"A protocol for programmable smart cards"

T. Cucinotta 1, M. Di Natale 1, D. Corcoran 2

1 Scuola Superiore Sant’Anna, Pisa, Italy

2 Schlumberger Smart Card Research, Austin (Texas), USA


15.30 – 16.00  Coffee Break





"Towards Accountable Management of Identity and Privacy: Sticky Policies and Enforceable Tracing Services"

Marco Casassa, Siani Pearson, Pete Bramhall

Trusted Systems Laboratory, Hewlett Packard Laboratories, UK


"Privacy Implications of Trusted Computing"

Jason Reid 1, Juan M Gonzalez Nieto 1, Ed Dawson 1, Eiji Okamoto 2

1 Information Security Research Centre, Queensland University of Technology, Australia

2 Institute of Information Sciences and Electronics, University of Tsukuba, Japan


"Privacy in an Identity-based DRM System"

Claudine Conrado, Frank Kamperman, Geert Jan Schrijen, Willem Jonker

Philips Research, Netherlands


"Towards a Logic of Privacy-Preserving Selective Disclosure Credential Protocols"

Theodoros Balopoulos, Stephanos Gritzalis

Department of Information and Communication Systems Engineering University of the Aegean, Samos, Greece



Wednesday, September 3, 2003





"Analysing information security. Increasing trust by an appropriate information security culture"

Thomas Schlienger, Stephanie Teufel

University of Fribourg, Switzerland


"XenoTrust: Event-based distributed trust management"

Boris Dragovic, Evangelos Kotsovinos, Steven Hand, Peter Pietzuch

Computer Laboratory, University of Cambridge, UK


"A Coloured Petri Net Trust Model"

Peter Lory

Institut für Wirtschaftsinformatik, University of Regensburg, Germany


"Towards a Model for Trust Relationships in Virtual Enterprises"

Nicola Mezzetti

Department of Computer Science, University of Bologna, Italy



12.30 – 14.00   Lunch


Credentials (I)



"Credential negotiation with limited disclosure via iterative range refinement in an unordered space"

David Eyers, Ken Moody

Computer Laboratory, University of Cambridge, UK


"A Flexible Role-based Secure Messaging Service: Exploiting IBE Technology for Privacy in Health Care"

Marco Casassa, Pete Bramhall, Keith Harrison

Trusted Systems Laboratory, Hewlett Packard Laboratories, UK


"Attribute-based Interactions in a Distributed Authentication and Authorization Infrastructure"

Diego R. López, Rodrigo Castro-Rojo

RedIRIS, Spain


15.30 – 16.00  Coffee Break


Protocols (II)



"Amending P3P for Clearer Privacy Promises"

Günter Karjoth, Matthias Schunter, Els Van Herreweghen, Michael Waidner

IBM Research, Zurich Research Laboratory, Switzerland


"Evaluation of Revocation Systems with a JAVA Test-bed"

Jose L. Munoz, Jordi Forné, David Jodra, Oscar Esparza, Miguel Soriano

Technical University of Catalonia, Telematics Engineering Department, Barcelona, Spain

"TTA: Many-To-Many Source Authentication"

Xin Zhao, Atul Prakash

University of Michigan, USA


“Certified E-mail Systems Using Public Notice Board"

Kenji Imamoto, Kouichi Sakurai

Dept. of Computer Science and Communication Engineering, Kyushu Univ. Japan



Thursday, September 4, 2003





"Electronic Voting Systems: Security Implications of the Administrative Workflow"

Costas Lambrinoudakis 1, Spyros Kokolakis 1, Vasilis Tsoumas 2, Sokratis Katsikas 2, Dimitrios Gritzalis 2, Maria Karyda 2,

1 Department of Information and Communication Systems Engineering University of the Aegean, Samos, Greece

2 Department of Informatics, Athens University of Economics and Business, Athens, Greece


"Multivariate Statistical Analysis of Network Traffic for Intrusion Detection"

Akira Kanaoka, Eiji Okamoto

University of Tsukoba, Japan


"A business process modelling approach to security requirements engineering"

Antonio Mańa 1, Jose A. Montenegro 1, Carsten Rudolph 2, Jose L. Vivas 3

1 Computer Sciense Department, E.T.S., Inginieria Informatica, Universidad Malaga, Spain

2 Fraunhofer Institute for Secure Telecooperation - SIT, Darmstadt, Germany

3 Hewlett Packard Laboratories, Bristol, UK


"Experiences running a web anonymising service"       

Claudia Golembiewski 1, Marit Hansen 1, Sandra Steinbrecher 2

1 Unabhängiges Landeszentrum für Datenschutz Schleswig-Holstein, Kiel, Germany

2 Institut für Informatik, Freie Universität Berlin, Germany


12.30 – 14.00   Lunch


Credentials (II)



"FlexiCert: Merging X.509 Identity Certificates and Attribute Certificates"

A. Lakshminarayanan, Jianying Zhou

Institute of Infocomm Research, Singapore


"Towards Dynamically Administered Role-based Access Control"

Andreas K. Mattas 1, Ioannis K. Mavridis 2 , George I. Pangalos 1

1 Aristotle University of Thessaloniki, Faculty of Technology, Computers Division, Thessaloniki, Greece

2 University of Macedonia, Department of Applied Informatics, Thessaloniki, Greece


"Delegation in Distributed Systems: Challenges and Open Issues"

Óscar Cánovas 1, Antonio F. Gómez 2

1 Department of Computer Engineering, University of Murcia, Spain

2 Department of Information and Communications Engineering, University of Murcia, Spain