Question

Explain the objectives of cryptography. What is the role of digital signatures in Information security? Also describe the authentication protocols in detail.

14 Feb 2026
Answer :
Word Count : 440
Cryptography is a fundamental component of modern information security, designed to protect data from unauthorized access and ensure secure communication in digital environments. One of its primary objectives is confidentiality, which ensures that sensitive information is accessible only to authorized users through encryption techniques. Integrity is another key objective, ensuring that data remains accurate and unaltered during storage or transmission. Cryptography also provides authentication, verifying the identity of users or systems involved in _______ _________ _____ ________ ___ __________ ________ ______ ______ ________ ___ _____.
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