Question

What is digital signature? Discuss its uses

Answer 1

A digital signature is as an electronic form of a signature that can be used to authenticate the identity of the sender or the person sending the message, e-mail etc to the receiver. Its uses are as follows :-

1. Data protection/privacy - it ensures that the information which the sender sent to the reveiver is intact and has not been changed.

2. Authentication/verification - Digital signatures allow the verification of the actual sender and makes sure that only the genuine party sends

3. Accountability - they are used to impose accountability for the sender in case of future verification that the sender had sent the message in past

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