Question: Access Control: Authentication 3. Suppose you have two options for password: Option 1: a password length of exactly 8 characters chosen from 20 unique characters

Access Control: Authentication 3. Suppose you have two options for password: Option 1: a password length of exactly 8 characters chosen from 20 unique characters Option 2: a password length of exactly 9 characters chosen from 15 unique characters. Which option is more secure against a brute force attack and why? Show your calculations. 4. What is meant by salting a password and how does it help protect against dictionary and rainbow table attacks

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