Describe the two possible configurations for 3des, Computer Network Security

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QUESTION

(a) Describe the two possible configurations for 3DES

(b) What is the main disadvantage of 3DES?

(d) Explain four weaknesses of symmetric cryptography

(e) Assume that Alice have to send bulk data to a remote user Bob. Describe how Alice would use both symmetric and asymmetric cryptography to achieve both security and efficiency in terms of encryption time

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