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» On the Theory of Structural Subtyping
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CCS
2007
ACM
16 years 22 days ago
Managing RBAC states with transitive relations
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
Chaoyi Pang, David P. Hansen, Anthony J. Maeder
DRM
2007
Springer
16 years 22 days ago
Slicing obfuscations: design, correctness, and evaluation
The goal of obfuscation is to transform a program, without affecting its functionality, such that some secret information within the program can be hidden for as long as possible...
Anirban Majumdar, Stephen Drape, Clark D. Thombors...
PPDP
2007
Springer
16 years 20 days ago
Real-time rewriting semantics of orc
Orc is a language proposed by Jayadev Misra [19] for orchestration of distributed services. Orc is very simple and elegant, based on a few basic constructs, and allows succinct an...
Musab AlTurki, José Meseguer
SIGECOM
2006
ACM
135views ECommerce» more  SIGECOM 2006»
16 years 15 days ago
Finding equilibria in large sequential games of imperfect information
Finding an equilibrium of an extensive form game of imperfect information is a fundamental problem in computational game theory, but current techniques do not scale to large games...
Andrew Gilpin, Tuomas Sandholm
ICDT
2010
ACM
141views Database» more  ICDT 2010»
15 years 10 months ago
The Complexity of Rooted Phylogeny problems
Several computational problems in phylogenetic reconstruction can be formulated as restrictions of the following general problem: given a formula in conjunctive normal form where ...
Manuel Bodirsky, Jens K. Mueller