SACMAT 08

Date	Event	Time
Coffee Break	08:00 – 08:30
June 11, 2008	Welcome	8:45– 9:00
	Session 1: Keynote Address Managing identities and entitlements - trends, challenges, and architectural approach  Dr. Nataraj (Raj) Nagaratnam, IBM Distinguished Engineer Chief Architect, Identity and SOA Security	9:00– 10:00
	Coffee Break	10:00 – 10:30
	Session 2: Role Mining Session chair: Axel Kern	10:30 – 12:00
	Fast Exact and Heuristic Methods for Role Minimization Problems Alina Ene (Princeton University) William Horne (HP Labs) Nikola Milosavljevic (Stanford University) Prasad Rao (HP Labs), Robert Schreiber (HP Labs) Robert E. Tarjan (HP Labs / Princeton University)
	Migrating to Optimal RBAC with Minimal Perturbation Jaideep Vaidya, Vijay Atluri, Qi Guo, Nabil Adam (Rutgers University)
	Mining Roles with Semantic Meanings Ian Molloy, Hong Chen, Tiancheng Li, Qihua Wang, Ninghui Li, Elisa Bertino (Purdue University) Seraphin Calo and Jorge Lobo (IBM T.J. Watson Research Center)
	Lunch	12:00 – 1:30
	Session 3: Workflow Systems Session chair: David Eyers	1:30 – 3:00
	Delegation and Satisfiability in Workflow Systems Jason Crampton and Hemanth Khambhammettu (Royal Holloway, University of London)
	Enforcing Security Properties in Task-based Systems Keith Irwin (North Carolina State University) William Winsborough (University of Texas at San Antonio) Ting Yu (North Carolina State University)
	Task-Based Entailment Constraints For Basic Workflow Patterns Christian Wolter (SAP Research) Andreas Schaad (SAP AG) Christoph Meinel (Hasso-Plattner-Institut)
	Coffee Break	3:00 – 3:30
	Session 4: Panel on Role Engineering Session chair: Vijay Atluri	3:30 – 5:00
	Conferencee Banquet	7:00 – 10:00
June 12, 2008
	Session 5: Role Based Access Control Session chair: Elisa Bertino	8:30 – 10:00
	Authorization Recycling in RBAC Systems Qiang Wei (University of British Columbia) Jason Crampton (Royal Holloway, University of London) Konstantin Beznosov, Matei Ripeanu (University of British Columbia)
	ROWLBAC - Representing Role Based Access Control in OWL Tim Finin, Anupam Joshi (University of Maryland Baltimore County) Lalana Kagal (Massachusetts Institute of Technology) Jianwei Niu, Ravi Sandhu (University of Texas at San Antonio) Bhavani Thuraisingham (University of Texas at Dallas) William Winsborough (University of Texas at San Antonio)
	A Framework for User Authorization Query Processing in RBAC extended with Hybrid Hierarchy and Constraints Yue Zhang and James Joshi (University of Pittsburgh)
	Coffee Break	10:00 – 10:30
	Session 6: Access Control in Distributed Environments Session chair: Dongwan Shin	10:30 – 12:00
	RBAC Administration in Distributed Systems Marnix Dekker (University of Twente) Jason Crampton (Royal Holloway, University of London) Sandro Etalle (University of Twente)
	Policy Decomposition for Collaborative Access Control Dan Lin, Prathima Rao, Elisa Bertino, Ninghui Li (Purdue University) Jorge Lobo (IBM T.J. Watson Research Center)
	Context-Aware Role-based Access Control in Pervasive Computing Systems Devdatta Kulkarni and Anand Tripathi (University of Minnesota)
	Lunch	12:00 – 1:30
	Session 7: Obligations Session chair: Gail-Joon Ahn	1:30 – 3:00
	Beyond UCON Core Models with General Obligation Model and Continuity-Enhanced Policy Enforcement Engine Basel Katt (Innsbruck University) Xinwen Zhang (Samsung Information Systems America) Ruth Breu, Michael Hafner (Innsbruck University)  Jean-Pierre Seifert (Samsung Information Systems America)
	An Obligation Model Bridging Access Control Policies and Privacy Policies Qun Ni, Elisa Bertino (Purdue University) Jorge Lobo (IBM T.J. Watson Research Center)
	Access Control by Action Control Steve Barker (King's College, London University)
	Coffee Break	3:00 – 3:30
	Session 8: Panel on Meta Models for Access Control Session Chair: James Joshi	3:30 – 5:00
June 13, 2008	Administrative Remarks	8:45– 9:00
	Session 9: Access Control in Systems Session chair: Lujo Bauer	9:00 – 10:30
	Measuring Integrity on Mobile Phone Systems Divya Muthukumaran, Anuj Sawani, Joshua Schiffman (The Pennsylvania State University) Brian M. Jung (Samsung Electronics Co., Ltd.) Trent Jaeger (The Pennsylvania State University)
	Visualization Based Policy Analysis: Case Study in SELinux Wenjuan Xu, Mohamed Shehab and Gail-Joon Ahn (University of North Carolina at Charlotte)
	Model based behavioral Attestation Masoom Alam (Institute of Management Sciences, Pakistan) Xinwen Zhang (Samsung Information Systems America) Mohammad Nauman, Tamleek Tanveer (Institute of Management Sciences, Pakistan) Jean-Pierre Seifert (Samsung Information Systems America)
	Coffee Break	10:30 – 11:00
	Session 10: Policy Analysis Session Chair: Jason Crampton	11:00 – 12:00
	Detecting and Resolving Policy Misconfigurations in Access-Control Systems Scott Garriss, Lujo Bauer (Carnegie Mellon University) Michael K. Reiter (University of North Carolina at Chapel Hill)
	Enabling verification and conformance testing for access control model Hongxin Hu and Gail-Joon Ahn (University of North Carolina at Charlotte)
	Lunch	12:00 – 1:30