A Assume that passwords are eight characters long and that they can contain any alphanumeric character, upper or lower c

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A Assume That Passwords Are Eight Characters Long And That They Can Contain Any Alphanumeric Character Upper Or Lower C 1 (98.57 KiB) Viewed 72 times

A Assume that passwords are eight characters long and that they can contain any alphanumeric character, upper or lower case. i) How many different passwords are possible in this scenario? ii) How long will a brute force attack take if it takes a microsecond to check a password? B Consider a Diffie-Hellman scheme with a common prime, p = 13 and a generator, g = 7. i) If Alice has public key YA = 5, determine her private key XA? ii) If user Bob has public key YB = 12, determine the secret key K shared with Alice?