Systems Security Certified Practitioner – SSCP – Question0212

Which security model is based on the military classification of data and people with clearances?

A.
Brewer-Nash model
B. Clark-Wilson model
C. Bell-LaPadula model
D. Biba model

Correct Answer: C

Explanation:

The Bell-LaPadula model is a confidentiality model for information security based on the military classification of data, on people with clearances and data with a classification or sensitivity model. The Biba, Clark-Wilson and Brewer-Nash models are concerned with integrity. Source: HARE, Chris, Security Architecture and Models, Area 6 CISSP Open Study Guide, January 2002.