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PSOSM 2012

Lyon, France
April 17, 2012

Organizing Committee:
Prof. Virgilio A. F. Almeida (UFMG, Brazil)
Prof. Ponnurangam Kumaraguru (IIIT Delhi, India)

The main goals of the workshop are: To create a platform to discuss latest issues, trends, and cutting-edge research approaches in security and privacy in online social media. To bring researchers who are working on issues related to security and privacy on the Internet, and those studying online social media, to discuss the problems that overlap and bring these two areas together.

Program Committee:

  • Prof. Amitabh Bagchi, Assistant Professor (Indian Institute of Technology (IIT), Delhi)
  • Prof. Fabricio Benevenuto (Federal University of Ouro Preto UFOP)
  • Dr. Munmun De Choudhury (Researcher, Microsoft)
  • Prof. Maura Conway, Faculty (School of law and Government, Dublin City University, Dublin)
  • Prof. Daniel R Figueiredo (Federal University of Rio de Janeiro, Brazil)
  • Prof. Andreas Karuse (Assistant Professor, ETH Zurich, Switzerland)
  • Dr. Balachander Krishnamurthy (Researcher, AT&T, USA)
  • Prof. Soundar Kumara (Pearce Chair Professor, Pennsylvania State University, USA)
  • Prof. Wagner Meira Jr. (Associate Professor, Department of Computer Science, Federal University of Minas Gerais (UFMG), Brazil)
  • Prof. Sue Moon (Associate Professor, Korea Advanced Institute of Science and Technology (KAIST), Korea)
  • Dr. Amit Nanavati (Research staff member, IBM India Research Lab)
  • Dr. Daniele Quercia (Researcher, University of Cambridge, UK)
  • Prof. Raghav Rao (SUNY Distinguished Service Professor, Management Science and Systems Department, University of Buffalo, USA)
  • Dr. Steve Sheng (Senior Technical Analyst, Policy, ICANN)
  • Dr. Janice Tsai (North America Privacy Manager at Microsoft)


  • Full-day Workshop: April 17
    • 09:00 – 09:30 Introduction by Prof. Ponnurangam Kumaraguru and Prof. Virgilio Almeida []
    • 09:30 – 10:30
      • Privacy, Security, and Trust in Social Media: Some Issues and Challenges
  • 10:30 – 11:00 Coffee break
  • 11:00 – 12:30 Paper presentation session:
    • Leveraging Trust and Distrust for Sybil-Tolerant Voting in Online Social Media. Nitin Chiluka, Nazareno Andrade, Johan Pouwelse, Henk Sips [][]
    • Credibility Ranking of Tweets during High Impact Events. Aditi Gupta, Ponnurangam Kumaraguru [][]
    • Answering Vertex Aggregate Queries Using Anonymized Social Network Data. Bin Zhou [][]
  • 12:30 – 14:00 Lunch break
  • 14:00 – 15:30 Paper presentation session:
    • Privacy Attacks in Social Media Using Photo Tagging Networks:A Case Study with Facebook. Joao Paulo Pesce, Diego Las Casas, Gustavo Rauber and Virgilo Almeida [][]
    • Online Social Network Platforms: Toward a Model-Backed Security Evaluation. Erwan Le Malecot, Mio Suzuki, Masashi Eto, Daisuke Inoue and Koji Nakao [][]
    • {Privacy, Privacidad, Приватност} Policies in Social Media Providing Translated Privacy Notice. Blase Ur, Manya Sleeper, Lorrie Faith Cranor [][]
  • 15:30 – 16:00 Coffee break
  • 16:00 – 16:20 Paper presentation session:
    • Collaborative Privacy Management for Third-Party Applications in Online Social Networks. Pauline Anthonysamy, Awais Rashid, James Walkerdine, Phil Greenwood, Georgios Larkou [][]
  • 16:20 – 18:00 Open discussion on research problems, and challenges.
    Short presentations by:

    • , Professor, Management Science and Systems Department, University of Buffalo []
    • Marden Silveira Neubert, .
    • , Security Architect, IBM, STSM, Social Business Cloud
    • Prof. Sue Moon, Associate Professor, Korea Advanced Institute of Science and Technology (KAIST), Korea
    • []
    • []
  • 18:00 Conclusion

Whilst not every gift will be to the taste of every consumer, the mixed bag will likely feature at least something for everyone, and with twelve installments, it’s worth checking back every day to see what’s on offer

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