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The system where two independent pieces of data are used to identify a user is called as ______(a) Two system authentication(b) ID password authentication(c) Two factor authentication(d) Multi data authenticationThe question was posed to me in an interview for job.This interesting question is from Application Security topic in division Application Design and Development of RDBMS

Answer»

Correct choice is (c) Two factor AUTHENTICATION

Best EXPLANATION: The system where two INDEPENDENT pieces of data are used to identify a USER is called as two-factor authentication. The two FACTORS should not share a common vulnerability.



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