Gujarat Technological UniversitySummer 2025 Examination

GTU 3150714 Cyber Security Summer 2025 Paper Solution & PDF

B.E. · Computer Engineering · Semester 5 · Subject Code: 3150714
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Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours2:30 PM – 5:00 PM
Paper Structure5 QuestionsWith internal OR choices
Jump toQ1Q2Q3Q4Q5

Question 1

14 MarksMedium
(a)

List three vulnerability scanning tools commonly used in penetration testing.

3 Marks
(b)

Differentiate between Netcat and Socat in the context of network vulnerability scanning.

4 Marks
(c)

Evaluate the effectiveness of Metasploit in vulnerability scanning and exploitation.

7 Marks

Question 2

14 MarksMedium
(a)
What is the difference between stateless and stateful firewalls?
3 Marks
(b)
How does Snort function as an intrusion detection system?
4 Marks
(c)

Evaluate the role of Network Address Translation (NAT) in enhancing network security.

7 Marks
OR OPTION
(c)

Assess the role of firewalls and packet filters in defending against modern cyber threats.

7 Marks

Question 3

14 MarksMedium
(a)
List any three password cracking tools and it’s use.
3 Marks
(b)

How does the Zed Attack Proxy (ZAP) help in web application testing?

4 Marks
(c)

Evaluate the use of Curl and OpenSSL in testing the security of web applications.

7 Marks
OR OPTION
(a)
What is the DVWA platform used for?
3 Marks
(b)

Explain how W3af can help in web application vulnerability assessment.

4 Marks
(c)

Discuss the role of SQLmap in detecting SQL injection vulnerabilities and how it contributes to web application security.

7 Marks

Question 4

14 MarksMedium
(a)
What does the Indian IT Act, 2000 focus on?
3 Marks
(b)

Explain the concept of cyberspace and its connection to criminal behavior.

4 Marks
(c)
Evaluate the role of digital forensics in cybercrime investigations.
7 Marks
OR OPTION
(a)
List any three types of cybercrime in brief.
3 Marks
(b)

Describe the process of incident response in the context of a cyber attack.

4 Marks
(c)

Analyze the various attack vectors commonly used in cybercrime and discuss how organizations can defend against them.

7 Marks

Question 5

14 MarksMedium
(a)

Differentiate between a virus, trojans and a worm in terms of their spread and behavior.

3 Marks
(b)

How does a SQL injection attack compromise a web application’s database?

4 Marks
(c)

Discuss the methods and impacts of a DDOS attack on an organization’s network infrastructure.

7 Marks
OR OPTION
(a)
Explain keylogger and its types in brief.
3 Marks
(b)
Differentiate spyware and adware.
4 Marks
(c)

Analyze the security threats posed by attacks on wireless networks, such as WEP/WPA cracking, and how organizations can defend against them.

7 Marks
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About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Cyber Security (Summer 2025, B.E. · Computer Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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