Q16A. What is a digital signature? What does its authentication mean? Giver various salient built-in features of a digital signature.
Model Answer:
Introduction
A digital signature is an encrypted electronic signature that verifies the authenticity and integrity of digital messages or documents. Widely used in secure online transactions, it ensures the identity of the sender and the originality of the content.
Body
Salient Features of Digital Signatures
- Data Integrity: Ensures data has not been tampered with.
- Authentication: Verifies sender’s identity.
- Non-Repudiation: Prevents the sender from denying sending the document.
- Time Stamping: Records the date and time of the signature.
Conclusion
Digital signatures offer a secure, reliable method of validating and securing digital documents, supporting trust in electronic communication and transactions.
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