Question: 2.1n In discussing the CTR modes. in was mentioned that if any plaintext block that is enerypted using a given counter value is known. then

2.1n In discussing the CTR modes. in was mentioned that if any plaintext block that is enerypted using a given counter value is known. then the oufput of the eneryption function can be determined easily from the associated ciphertext block. Show the calculation

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