2 citations · 2 across the 3 of their papers we have counts for
3 papers
cs.CR2013
On the Use of Key Assignment Schemes in Authentication Protocols
James Alderman, Jason Crampton
Key Assignment Schemes (KASs) have been extensively studied in the context of cryptographically-enforced access control, where derived keys are used to decrypt protected resources.…
cs.DS2013
Constraint Expressions and Workflow Satisfiability
Jason Crampton, Gregory Gutin
A workflow specification defines a set of steps and the order in which those steps must be executed. Security requirements and business rules may impose constraints on which users…
cs.CR2012★ 2 cited
Fixed-Parameter Tractability of Workflow Satisfiability in the Presence of Seniority Constraints
J. Crampton, R. Crowston, G. Gutin +2
The workflow satisfiability problem is concerned with determining whether it is possible to find an allocation of authorized users to the steps in a workflow in such a way that all…