Vol-447 Copyright © 2009 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. Re-publication of material from this volume requires permission by the copyright owners.

---

First Workshop on Trust and Privacy on the Social and Semantic Web ( SPOT2009 )

Proceedings of the ESWC2009 Workshop on Trust and Privacy on the Social and Semantic Web (SPOT2009)
Heraklion, Greece, June 1, 2009.

Michael Hausenblas *
Philipp Kärger #
Daniel Olmedilla %
Alexandre Passant *
Axel Polleres *

Table of Contents

Preface

• Trust and Privacy on the Social and Semantic Web (SPOT 2009)
  Michael Hausenblas, Philipp Kärger, Daniel Olmedilla, Alexandre Passant and Axel Polleres

Keynote

• A Comparison of Terminological and Rule-based Policy Languages
  Piero A. Bonatti

Workshop Papers

Trust Models for the Social and Semantic Web

• QUATRO Plus: Quality You Can Trust?
  Phil Archer, Elena Ferrari, Vangelis Karkaletsis, Stasinos Konstantopoulos, Antonis Koukourikos and Andrea Perego
• Assessing Trust: Contextual Accountability
  Matthew Rowe and Jonathan Butters

Policy-based Access Control

• Ontology Driven Community Access Control
  Fausto Giunchiglia, Rui Zhang and Bruno Crispo
• Using Natural Language Policies for Privacy Control in Social Platforms
  Juri Luca De Coi, Philipp Kärger, Daniel Olmedilla and Sergej Zerr

Privacy Protection on the Social and Semantic Web

• FOAF+TLS: RESTful Authentication for the Social Web
  Henry Story, Bruno Harbulot, Ian Jacobi and Mike Jones
• A scalable architecture for peer privacy on the Web
  Spyros Kotoulas and Ruud Stegers
• Privacy Concerns of FOAF-Based Linked Data
  Peyman Nasirifard, Michael Hausenblas and Stefan Decker

Data Provenance on the Social and Semantic Web

• Data Republishing on the Social Semantic Web
  Claudia Wagner and Enrico Motta
• Provenance: The Missing Component of the Semantic Web
  Harry Halpin

Citing the Proceedings

The proceedings are usually cited as follows:

Michael Hausenblas, Philipp Kärger, Daniel Olmedilla, Alexandre Passant, Axel Polleres (eds.): 
Proceedings of the First Workshop on Trust and Privacy on the Social and Semantic Web (SPOT2009), 
Heraklion, Greece, June 1, 2009, CEUR Workshop Proceedings, ISSN 1613-0073, online CEUR-WS.org/Vol-447/.

A paper in CEUR-WS.org should be cited using its online URL, for example

Spyros Kotoulas and Ruud Stegers: A scalable architecture for peer privacy on the Web.
In: Proceedings of the First Workshop on Trust and Privacy on the Social and Semantic Web (SPOT2009), 
Heraklion, Greece, June 1, 2009, CEUR Workshop Proceedings, ISSN 1613-0073, online CEUR-WS.org/Vol-447/paper1.pdf

Bibtex File

The proceedings can also be cited using this bibtex file.