Question: Problem 3.Cryptanalysis (20 pt.) Suppose you could use [a-z], [A-Z], and [0-9] in a password (case-sensitive). What is the number of 8-character passwords that could

Problem 3.Cryptanalysis (20 pt.)

Suppose you could use [a-z], [A-Z], and [0-9] in a password (case-sensitive).

What is the number of 8-character passwords that could be constructed from such a character set?

How long, on average, would it take an attacker to guess such a password if he could test a password every nanosecond? How many years or days required?

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