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June 20, 2012 Registration 08:00 –
Breakfast 08:00 – 09:00
Welcome 09:00 – 09:30

Keynote Session (Session Chair: Vijay Atluri, Rutgers University, USA)
Title: Hardware-enhanced Access Control for Cloud Computing

Ruby Lee - Princeton University, USA

09:30 – 10:30
Coffee Break 10:30 – 11:00

Session 1: Access Control for Mobile Devices and Social Networks

Session chair: Ian Molloy (IBM, USA)

11:00 – 12:30
MOSES: Supporting Operation Modes on Smartphones

Giovanni Russello, Mauro Conti, Bruno Crispo and Earlence Fernandes

Android Permissions: A Perspective Combining Risks and Benefits

Bhaskar Sarma, Ninghui Li, Chris Gates, Rahul Potharaju, Cristina Nita-Rotaru, and Ian Molloy

Policy-by-Example for Online Social Networks

Gorrell Cheek and Mohamed Shehab

Lunch 12:30 – 13:30

Session 2: Role Mining and User Obligations

Session chair: Ninghui Li (Purdue University, USA) 

13:30 – 15:00
Ensuring Authorization Requirements for Cascading User Obligations

Omar Chowdhury, Murillo Pontual, William Winsborough, Ting Yu, Keith Irwin, and Jianwei Niu


Generative Models for Access Control Policies: Applications to Role Mining Over Logs with Attribution

Ian Molloy, Youngja Park, and Suresh Chari

Algorithms for Mining Meaningful Roles

Zhongyuan Xu and Scott Stoller

Coffee Break 15:00 – 15:30

Panel (Session Chair: Rafae Bhatti, Accenture, USA)
Title: Emerging Trends around Big Data Analytics and Security

15:30 – 17:00
June 21, 2012
Registration 08:00 –
Breakfast 08:00 – 09:00

Keynote Session (Session Chair: Axel Kern, Beta Systems Software AG, Germany)
Title: The Authorization Leap from Rights to Attributes: Maturation or Chaos

Ravi Sandhu - University of Texas at San Antonio, USA

09:00 – 10:00
Coffee Break 10:00 – 10:30

Session 3: Access Control Applications

Session chair: Elisa Bertino (Purdue University, USA)

10:30 – 12:30
SCUTA: A Server-Side Access Control System for Web Applications

Xi Tan, Wenliang Du, Tongbo Luo, and Karthick Soundararaj

Graph-Based XACML Evaluation

Santiago Pina Ros, Mario Lischka, and Felix Gomez Marmol

Optimal Workflow-aware Authorizations

David Basin, Samuel Burri, and Guenter Karjoth

Access Control for RDF Graphs using Abstract Models

Vassilis Papakonstantinou, Maria Michou, Irini Fundulaki, Giorgos Flouris and Grigoris Antoniou

Lunch 12:30 – 13:30

Demo Session

Session chair: Andreas Schaad (SAP Labs, Germany)

13:30 – 15:00
Coffee Break 15:00 – 15:15

Session 4: Privacy

Session chair: Murat Kantarcioglu (University of Texas at Dallas, USA)

15:15 – 16:45

Efficient Privacy Preserving Content Based Publish Subscribe Systems

Mohamed Nabeel and Elisa Bertino


Fine Grained Access Control of Personal Data

Ting Wang and Mudhakar Srivatsa


A Calculus for Privacy-friendly Authentication

Patrik Bichsel, Jan Camenisch, and Dieter Sommer


Bus leaves for social event

June 22, 2012
Registration 08:00 –
Breakfast 08:00 – 09:00

Session 5: Access Control Policies

Session chair: James Joshi (University of Pittsburgh, USA)

09:00 – 10:30

A Framework for Verification and Optimal Reconfiguration of Event-driven Role Based Access Control Policies

Basit Shafiq, Jaideep Vaidya, Arif Ghafoor, and Elisa Bertino


Model-Based Approach to Automated Testing of Access Control Policies

Dianxiang Xu, Lijo Thomas, Michael Kent, Tejeddine Mouelhi, and Yves Le Traon


PLexC: A Policy Language for Exposure Control

Yann Le Gall, Adam Lee, and Apu Kapadia

Coffee Break 10:30 – 11:00

Session 6: Role-Based Access Control

Session chair:

11:00 – 12:30

A Trust-and-Risk Aware RBAC Framework: Tackling Insider Threat

Nathalie Baracaldo and James Joshi


Analyzing Temporal Role Based Access Control Models

Emre Uzun, Vijayalakshmi Atluri, Shamik Sural, Jaideep Vaidya, Madhusudan Parthasarathy, Gennaro Parlato, and Anna Lisa Ferrara


A Framework Integrating Attribute-based Policies into RBAC

Jingwei Huang, David Nicol, Rakesh Bobba, and Jun Ho Huh

Box Lunch 12:30 – 14:00



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