The security policy of an information system may include a wide range of different requirements. The literature has primarily focused on access and information flow control require...
The aim of this paper is to extend the modal logic of knowledge due to Moss and Parikh by state transformers arising, eg, from actions of agents. The peculiarity of Moss and Parik...
The Ambient Logic is a modal logic proposed to describe the structural and computational properties of distributed and mobile computations. The static part of the Ambient Logic is,...
Sound and complete axiomatizations are provided for a number of different logics involving modalities for knowledge and time. These logics arise from different choices for various ...
Joseph Y. Halpern, Ron van der Meyden, Moshe Y. Va...
We present local Hoare reasoning about data update, using Context Logic for analysing structured data. We apply our reasoning to tree update, heap update which is analogous to loc...