Suppose that, in PCBC mode, blocks C i and C i+1 are interchanged during transmission. Show that
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Suppose that, in PCBC mode, blocks Ci and Ci+1 are interchanged during transmission. Show that this affects only the decrypted blocks Pi and Pi+1 but not subsequent blocks.
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Let us consider the case of the interchange of C 1 and C 2 The a...View the full answer
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