Bell-LaPadula Model
Describe the Bell-LaPadula Model (What kind of model is it? What are its key Features? What are its key Axioms? (include a graphic example).

Access Matrix Model, Access Control Lists
a. Describe the Access Matrix Model (Key features, and a graphic example).
b. Describe the How Access Control Lists are used (Key features, graphic example).

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1) It was initially proposed for enforcing the access control in government and military applications. It is a linear model that regulates the control of information flow based on partitioning objects into different security levels. As main objectives and functionality, it controls the abilities to read and write information and is implemented by using both mandatory and discretionary access controls.
The model can be defined by the following two axioms:
1) No read up rule – this means that a subject can’t read information for which it is not cleared.
2) No write down rule – this means that a subject can’t move information from an object with a higher security classification to an object with a lower classification....

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