Question: 9- Suppose you are trying to crack an encryption algorithm that uses a 64-bit key. Assuming a brute force attack, how long will take on

9- Suppose you are trying to crack an encryption algorithm that uses a 64-bit key. Assuming a brute force attack, how long will take on the average to crack the cipher? (Assume that a system could try 1 million keys per second or 1 key peir microsecond)

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