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Large Z specifications require testing if they are to be at all credible and translation to Prolog provides one means of doing this. Experience with PiZA (Prolog Z Animator), a system designed to carry out this translation automatically, is described. The paper gives a brief description of the principles of the translation with some practical details of using PiZA. Experience in animating large specifications...
The objective of the work reported in this paper is to develop very low cost techniques for demonstrating that the trusted software for a secure system has the security properties claimed for it. The approach also supports integrity properties. The approach is based on type checking, which ensures that operations cannot be called with arguments they should not handle. This paper presents an informal...
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