The Merkle-Hellman attack on 3DES begins by assuming a value of A = 0 (Figure 6.1b). Then,
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The Merkle-Hellman attack on 3DES begins by assuming a value of A = 0 (Figure 6.1b). Then, for each of the 256 possible values of K1, the plaintext P that produces A = 0 is determined. Describe the rest of the algorithm.
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K E K D K E K2 D A Encryption B Decryption (a) Double encryption K2 D Encryption Figure 6.1 Multiple Encryption E K2 K D B E Decryption (b) Triple encryption K E K D C P
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The MerkleHellman attack finds the desired two keys mathrmK1 and mathrmK2 by finding the plaintextci...View the full answer
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