In computer science, protection mechanisms are built into a computer architecture to support the enforcement of security policies. A simple definition of a security policy is "to set who may use what information in a computer system".
The access matrix model, first introduced in 1971, is a generalized description of operating system protection mechanisms.
The separation of protection and security is a special case of the separation of mechanism and policy.
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In this seminar course students will get in depth understanding of mechanisms for private communication. This will be done by reading important papers that will be analyzed in the class. Students will