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    Science & Technology
    2019
    hard

    Consider the following statements: A digital signature is 1. an electronic record that identifies the certifying authority issuing it 2. used to serve as a proof of identity of an individual to access information or server on Internet 3. an electronic method of signing an electronic document and ensuring that the original content is unchanged Which of the statements given above is/are correct?

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    A hard Science & Technology multiple-choice question from UPSC Prelims 2019. Attempt it above, then check the correct answer and detailed explanation below.

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    Correct answer: B. 2 and 3 only

    Statements 2 and 3 are correct — a digital signature serves as proof of identity for accessing information/servers online and is an electronic way of signing a document that also ensures the content is unchanged. Statement 1 describes a digital certificate, not the signature itself.

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