Question: Not having the computer echo the password is safer than having it echo an asterisk for each character typed, since the latter discloses the password

Not having the computer echo the password is safer than having it echo an asterisk for each character typed, since the latter discloses the password length to anyone nearby who can see the screen. Assuming that passwords consist of upper and lowercase letters and digits only, and that passwords must be a minimum of fiv e characters and a maximum of eight characters, how much safer is not displaying anything?

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