Functions of digital signature

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Digital signature
What are the functions of digital signature?


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A digital signature is a mathematical technique used to validate the authenticity and integrity of a message, software or digital document. The digital equivalent of a handwritten signature or stamped seal, a digital signature offers far more inherent security, and it is intended to solve the problem of tampering and impersonation in digital communications.

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  • Subhendu Sen
    Probably this is an assignment/course related. you can read your study materials as well as external books. Referencing here a good book for your solid knowledge, 'Understanding digital signatures', by Gail L. Grant
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  • TheRealRaven
    What usage of "digital signature" are you asking about? I've applied my digital signature to electronic documents for contracts over the Internet. Or digital signatures may be attached to executable programs for distribution. Or...?
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