15-317 Constructive Logic
Lecture 25: Authorization Logic

In this lecture we apply the ideas behind lax logic to give a logical treated to authorization, where principals in a distributed system can digitally sign logical propositions from which access control decision are derived by logical inference.

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  • Previous lecture: Lax Logic
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  • Key concepts:
    • Affirmations
    • Lax modality indexed by principals
    • Proposition K says A
    • Sequent calculus for authorization logic

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Frank Pfenning