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Abductive Authorization Credential Gathering
2009 IEEE International Symposium on Policies for Distributed Systems and Networks
A central task in the context of logic-based decentralized authorization languages is that of gathering credentials from credential providers, required by the resource guard's policy to grant a user's access request. This paper presents an abduction-based algorithm that computes a specification of missing credentials without communicating with remote credential providers. The specification is used to gather credentials from credential providers in a single pass, without involving anydoi:10.1109/policy.2009.23 dblp:conf/policy/BeckerMD09 fatcat:nuju3jl47vh47mkcyvnh4rjxpe