Question: 3. a. b. C. Discuss any TWO (2) techniques used to distribute keys in symmetric encryption. Describe THREE (3) applications of Public-Key cryptography. Refer

3. a. b. C. Discuss any TWO (2) techniques used to distribute keys in symmetric encryption. Describe THREE

3. a. b. C. Discuss any TWO (2) techniques used to distribute keys in symmetric encryption. Describe THREE (3) applications of Public-Key cryptography. Refer to the hypothetical network layout in FIGURE Q3. DNS Server i. Switch ii. Mail Server Work place Web Server Router Switch Work place Work place FIGURE Q3 4 Firewall [4 marks] Internet [6 marks] From security point of view, explain why it is a good strategy to separate servers and workstations into different segments of the network. [4 marks] TEB2213 Sometimes a network is attacked from the inside of the security perimeter. Propose a solution for this possible problem by redesigning the above network and justify your design. [6 marks]

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3 a Two techniques to distribute keys in symmetric encryption are 1 Key Distribution Centers KDCs A KDC manages the generation storage and distribution of keys When a user or node on the network needs ... View full answer

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