Question
Consider the set of rights(read,write,execute ,append,list,modify,own). A.Using the syntax ,write a command delete_all_rights (p,q,s) .This command causes p to delete all the rights subject q
Consider the set of rights(read,write,execute ,append,list,modify,own).
A.Using the syntax ,write a command delete_all_rights (p,q,s) .This command causes p to delete all the rights subject q has over object s.
B. Modify the command so that the deletion can occur only if p has modify rights over s.
Access Control Matrix
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Machine Learning And Knowledge Discovery In Databases European Conference Ecml Pkdd 2019 Wurzburg Germany September 16 20 2019 Proceedings Part 2 Lnai 11907
Authors: Ulf Brefeld ,Elisa Fromont ,Andreas Hotho ,Arno Knobbe ,Marloes Maathuis ,Celine Robardet
1st Edition
