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» Logic in Access Control (Tutorial Notes)
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FOSAD
2009
Springer
13 years 11 months ago
Logic in Access Control (Tutorial Notes)
Access control is central to security in computer systems. Over the years, there have been many efforts to explain and to improve access control, sometimes with logical ideas and t...
Martín Abadi
CSFW
2003
IEEE
13 years 10 months ago
Understanding SPKI/SDSI Using First-Order Logic
SPKI/SDSI is a language for expressing distributed access control policy, derived from SPKI and SDSI. We provide a first-order logic (FOL) semantics for SDSI, and show that it ha...
Ninghui Li, John C. Mitchell
TASE
2008
IEEE
13 years 4 months ago
Modeling and Supervisory Control of Railway Networks Using Petri Nets
In this paper we deal with the problem of modeling railway networks with Petri nets so as to apply the theory of supervisory control for discrete event systems to automatically de...
Alessandro Giua, Carla Seatzu