Pdf | Information Security Models

You might think these models are "old school" (Bell-LaPadula was born in 1973). However, modern architectures are a direct evolution of these models.

Banking, accounting, and inventory management systems. 4. The Brewer and Nash Model (The Chinese Wall) Information Security Models Pdf

: Concerned with the unauthorized modification of data. It is essentially the inverse of Bell-LaPadula: No Read Down You might think these models are "old school"

: Often described as the "inverse" of Bell-LaPadula. Information Security Models Pdf

: Ensuring sensitive information is not disclosed to unauthorized individuals.

: "No Read Up"—a user cannot read data at a higher level than their clearance .