Abstract
The original protection graph rewriting grammar used to simulate the different operations of the Take/Grant model is reviewed. The productions of the PGR-grammar is then expanded, by adding a new context which is based on the different security classes found in the Bell and LaPadula model.
Original language | English |
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Pages (from-to) | 139-149 |
Number of pages | 11 |
Journal | International Journal of Computer Mathematics |
Volume | 29 |
Issue number | 2-4 |
DOIs | |
Publication status | Published - Jan 1989 |
Keywords
- Bell and LaPadula model
- Take/Grant model
- contexts
- protection graph
- security classes
ASJC Scopus subject areas
- Computer Science Applications
- Computational Theory and Mathematics
- Applied Mathematics