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UPSC Prelims 2020 Paper-1 📅 04 Oct, 2020

In India, the term "Public Key Infrastructure" is used in the context of

A
Digital security infrastructure
B
Food security infrastructure
C
Health care and education infrastructure
D
Telecommunication and transportation infrastructure
Result Summary
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APEDIA

UPSC Prelims
2020 • 04 Oct, 2020 • Paper-1
In India, the term "Public Key Infrastructure" is used in the context of
Correct Answer
Digital security infrastructure
Cryptographic Framework: Public Key Infrastructure (PKI) is a comprehensive technological framework consisting of hardware, software, policies, and procedures r......
Ref/Book : UPSC Prelims 2020
Ref. Subject Science & Technology
Chapter -
Ref. Topic Cyber Security
Pg. No -
💡 Analysis & Explanation
Cryptographic Framework ▼
Public Key Infrastructure (PKI) is a comprehensive technological framework consisting of hardware, software, policies, and procedures required to securely create, manage, distribute, store, and revoke digital certificates.
Mechanism of Action ▼
It heavily utilizes an asymmetric encryption system involving a pair of cryptographic keys—a public key (shared openly for encryption) and a private key (kept secret for decryption) to authenticate identities and secure electronic data transfers.
Core Applications ▼
It forms the invisible security backbone of daily digital interactions, enabling secure internet browsing protocols (HTTPS), secure email communications, and legally binding digital signatures.
Conclusion ▼
Consequently, PKI fundamentally operates within the realm of digital security infrastructure.
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