Practice Question – Security Models
You are designing a system for a law firm that represents multiple competing corporations. The system must:
  • Prevent lawyers from accessing case files of competing clients
  • Ensure paralegals can enter data but only senior attorneys can approve filings
  • Maintain confidentiality of client records
Which combination of models is most relevant here?
A. Bell–LaPadula and Biba
B. Clark–Wilson and Brewer–Nash
C. Bell–LaPadula and Clark–Wilson
D. Brewer–Nash and Biba
1
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Vincent Primiani
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Practice Question – Security Models
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