Question: I Given a plaintext Pt, an initialization vector IVo, an encryption key K, and a message authentication code MAC. Use the following encryption block, E

I Given a plaintext Pt, an initialization vector IVo, an encryption

I Given a plaintext Pt, an initialization vector IVo, an encryption key K, and a message authentication code MAC. Use the following encryption block, E to verify the integrity of Pt Pt: 70757A7A6C65Hex K: 92F1Hex IVo: 2F10Hex MAC: D1BBHex a. Compute Co, C1, and C2 using CBC. b. What will be the value of the MAC for the above plaintext? Plaintext: P 10 11 15 Permutation Box IVo when i-0 Cii for i>0 Key: K Encryption block: E (Pi, K) Ciphertext: Ci I Given a plaintext Pt, an initialization vector IVo, an encryption key K, and a message authentication code MAC. Use the following encryption block, E to verify the integrity of Pt Pt: 70757A7A6C65Hex K: 92F1Hex IVo: 2F10Hex MAC: D1BBHex a. Compute Co, C1, and C2 using CBC. b. What will be the value of the MAC for the above plaintext? Plaintext: P 10 11 15 Permutation Box IVo when i-0 Cii for i>0 Key: K Encryption block: E (Pi, K) Ciphertext: Ci

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