1. Prove that, by redefining the key space, we may assume that the key-generation algorithm Gen… 1 answer below »

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1. Prove that, by redefining the key space, we may assume that the key-generation algorithm Gen chooses a key uniformly at random from the key space, without changing Pr[C = c | M = m] for any m, c

2. Prove that, by redefining the key space, we may assume that Enc is deterministic without changing Pr[C = c | M = m] for any m, c.,