Information Security Models Pdf

┌─────────────────────────────────┐ │ Information Security Models │ └────────────────┬────────────────┘ │ ┌─────────────────────────┼────────────────────────┐ ▼ ▼ ▼ ┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐ │ Confidentiality │ │ Integrity │ │ Contextual │ ├─────────────────┤ ├─────────────────┤ ├─────────────────┤ │ Bell-LaPadula │ │ Biba Model │ │ Chinese Wall │ │ │ │ Clark-Wilson │ │ (Brewer-Nash) │ └─────────────────┘ └─────────────────┘ └─────────────────┘ Bell-LaPadula Model (Confidentiality)

These models were developed during the Cold War and the rise of mainframe computing. They form the bedrock of modern access control. Information Security Models Pdf