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Browsing South African Computer Journal (SACJ) by Subject "Security"

Browsing South African Computer Journal (SACJ) by Subject "Security"

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  • A lattice-theoretic model for relational database security 
    Melton, A; Shenoi, S (South African Computer Society (SAICSIT), 1992)
    It is often the case that a major concern with databases is security. In this paper we introduce a new model for database security. The basic idea of this new model is that answers to queries are based on equivalent data ...
  • Metadata and security management in a persistent store 
    Berman, Sonia (South African Computer Society (SAICSIT), 1994)
    Since its emergence in the early eighties, persistence has become an important branch of Computer Science. Many persistent systems have now been developed and a wide variety of related issues have been well researched. Two ...

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