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Previous Year Question Paper

CS-503 (C) - Cyber Security

December 2025•CSE•SEMESTER-5
December 2025
Max Marks: 70
Duration: 3 Hours
Instructions:

• Attempt any five questions.

• All questions carry equal marks.

Q.1
a)Unit 1

Define Cyber-crime. Discuss the challenges of cyber-crime in the modern digital world.

b)Unit 1

Explain different classifications of cyber-crimes such as e-mail spoofing, spamming, internet time theft and salami attack.

Q.2
a)Unit 2

Explain Web jacking, online fraud and software piracy with examples.

b)Unit 2

Discuss Computer network intrusions, password sniffing and identity theft.

Q.3
a)Unit 2

Explain Cyber terrorism and virtual crimes. Discuss the perception of cyber criminals such as hackers and extremist groups.

b)Unit 2

Write short notes on web server hacking and session hijacking.

Q.4
a)Unit 3

Explain the concept of cyber-crime in the context of the IT Act, 2000.

b)Unit 3

Discuss offences such as Hacking, cyber fraud, cheating, defamation and e-mail abuse under the IT Act.

Q.5
a)Unit 3

Explain monetary penalties, jurisdiction and nature of criminality in cyber-crimes.

b)Unit 1

Discuss strategies to tackle cybercrime and emerging trends in cyber security.

Q.6
a)Unit 4

Compare the Indian Evidence Act, 1872 and the Information Technology Act, 2000 with respect to electronic records.

b)Unit 4

Explain relevancy, admissibility and probative value of electronic evidence.

Q.7
a)Unit 4

Explain how digital signatures and electronic agreements are proved in courts.

b)Unit 4

Describe the proof and management of electronic messages and records.

Q.8
a)Unit 5

Explain tools used in cybercrimes such as proxy servers, anonymizers, key loggers, spyware and backdoors.

b)Unit 5

Discuss Dos and DDoS attacks, buffer overflow and phishing techniques.