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Alice and Bob are arguing about which method of multiple encryption they should use. Alice wants to choose keys Ki and K2 and triple encrypt

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Alice and Bob are arguing about which method of multiple encryption they should use. Alice wants to choose keys Ki and K2 and triple encrypt a message m as c = Ek (EK,(Ex (m))). Bob wants to encrypt m as c = EK(EK(EK(EK,(m)))). Which method is more secure? Describe in detail an at- tack on the weaker encryption method. Alice and Bob are arguing about which method of multiple encryption they should use. Alice wants to choose keys Ki and K2 and triple encrypt a message m as c = Ek (EK,(Ex (m))). Bob wants to encrypt m as c = EK(EK(EK(EK,(m)))). Which method is more secure? Describe in detail an at- tack on the weaker encryption method

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