Security第 47 / 100 题
Which authentication factor category does a fingerprint or facial scan belong to?
a.Something you know
b.Something you have
c.Something you are
d.Somewhere you are
解析
Biometrics such as fingerprints and facial scans are 'something you are'. Passwords are 'something you know' and a token or phone is 'something you have'. Combining categories yields multifactor authentication.
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