"Belhaouane" . "Access control"@en . "Computer security"@en . . "Security metrics"@en . "Malek Belhaouane" . "Countermeasure selection"@en . "OrBAC model"@en . "Malek" . "Policy management"@en . "Combination approach"@en . "RORI index"@en . "Network security"@en . "Surface coverage"@en . "190b46a4fde5c4b0fadba2d4f912f33e" . "Quantitative security"@en . "Policy analysis"@en . "Impact analysis"@en . "Risk mitigation"@en . "Security assurance"@en . . "ICT security"@en . "Authorization"@en .