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Unit 4 – Database Security

20212m

Many applications use where two independent factors are used to identify a user.

  • (i) Two-factor authentication
    (ii) Cross-site request forgery
    (iii) Cross-site scripting
    (iv) Cross-site scoring scripting
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Answer: (i) Two-factor authentication

Explanation: Two-factor authentication (2FA) uses two independent factors: something you know (password), something you have (OTP token), or something you are (biometric). Cross-site request forgery (CSRF) and cross-site scripting (XSS) are attacks, not authentication methods.

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