network service coursework

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network service coursework

This coursework seeks to test you knowledge and understanding of security in computer

such as:(a) Suppose an organisation has N people who want to communicate with each of the
N ???? 1 other people using symmetric key encryption. All communication between
any two people, i and j, should be visible to all other people in this group N,
and no other person in this group should be able to decode their communication.
How many keys are required to ensure secure communication between people in
the organisation as a whole?

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