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5. In the network of five nodes shown below, a one-on-one secure communication has to be established between every pair of nodes. That is, A
5. In the network of five nodes shown below, a one-on-one secure communication has to be established between every pair of nodes. That is, A and B have to securely communicate with each other, B and have to securely communicate with each other, and so on. What is the total number of keys required if symmetric key cryptography is used? Instead of 5 nodes, if the number of nodes is n, what is the total number of keys required with symmetric key cryptography? a) What is the total number of keys required if Asymmetric key cryptography is used? Instead of 5 nodes, if the number of nodes is n, what is the total number of keys required with Asymmetric key cryptography? b)
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