Security第 32 / 100 题
Which authentication approach requires two or more independent factors, such as a password plus a code from an authenticator app?
a.Single sign-on
b.Least privilege
c.Access control list
d.Multifactor authentication
解析
Multifactor authentication (MFA) combines factors from different categories (something you know, have, or are), such as a password plus an app code. Single sign-on centralizes logins but is not inherently multifactor.
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