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Topic Digital signature
Asked 2 times across 2 UPSC exams over 4 years (2019–2023), peaking in 2019.
Key insights
- Most tested in CSE — 1 of 2 PYQs
- Most asked in 2019
- Recurs across 2 years (2019–2023)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 2019 → CISF 2023
How the concept evolved
Rising — more than half its appearances (2 of 2) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CISF2023
What is a system of a secure key pair consisting of a private key for creating a digital signature and a public key to verify the digital signature, known as :
- A Asymmetric crypto system ✓
- B Secure system
- C Symmetric crypto system
- D Digital signature certificate
✓ Correct answer: (A)
Science & Technology › IT/Computing/Cyber
CSE2019
Consider the following statements : A digital signature is
- an electronic record that identifies the certifying authority issuing it
- used to serve as a proof of identity of an individual to access information or server on Internet
- an electronic method of signing an electronic document and ensuring that the original content is unchanged
Which of the statements given above is/are correct?
- A 1 only
- B 2 and 3 only
- C 3 only ✓
- D 1, 2 and 3
✓ Correct answer: (C)
Science & Technology › IT/Computing/Cyber
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