Cyber Security and Privacy Week 1 NPTEL Assignment Answers 2025

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✅ Subject: Cyber Security and Privacy
📅 Week: 1
🎯 Session: NPTEL 2025 July-October
🔗 Course Link: Click Here
🔍 Reliability: Verified and expert-reviewed answers
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NPTEL Cyber Security and Privacy Week 1 Assignment Answers 2025

1. How do spear-phishing attacks differ from general phishing attacks?

• They use only phone calls as a medium
• They are randomly sent to thousands of people
• They target specific individuals with personalized messages
• They do not involve malware at all

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2. What does ransomware typically do to a victim’s files?

• Deletes them permanently
• Encrypts them to prevent access
• Transfers them to another device
• Makes them publicly available online

Answer :

3. Which of the following are examples of systems protected under Critical Infrastructure Protection (CIP)?

• Gaming consoles and home Wi-Fi routers
• SCADA systems, Industrial Control Systems (ICS), and operational technology
• Social media networks and entertainment apps
• Educational platforms and student databases

Answer :

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4. _____________ is the protection of information assets that use, store, or transmit information through the application of policy, education, and technology.

• Network Security
• Operations Security
• Communications Security
• Information Security

Answer :

5. ____________ is the property of information that describes how data is whole, complete, and uncorrupted.

• Integrity
• Availability
• Confidentiality
• Accuracy

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6. To protect the confidentiality of information, which of the following measures can be taken:

• Information classification
• Secure document storage
• Application of general security policies
• All the above

Answer :

7. In the context of cybersecurity, how can technology act as a source of threat?

• It includes tools that can attack other networks
• It increases internet traffic for organizations
• It automates routine business operations
• Through software that prevents users from sharing information

Answer :

8. True or False: Information Security is not a process, but a product or a technology.

• True
• False

Answer :

9. ________________ is a manipulation technique that exploits human error to gain private information, access, or valuables

• Session Hijacking
• Salting
• Social Engineering
• Smurf Attack

Answer :

10. Which of the following scenarios represents a breach involving protected health information (PHI)?

• Sharing a patient’s prescription history along with their name
• Forwarding anonymous health statistics to a research team
• Posting a hospital’s general policy on patient intake
• Transmitting appointment schedules without personal details

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NPTEL Cyber Security and Privacy Week 1 Assignment Answers 2024

1. A malicious email attack targeting a specific user or group of users, appearing to originate from a trusted source is:

a. Spear Phishing
b. Man in the Middle Attack
c. Smurf Attack
d. Social media phishing
✅ Answer: a

📘 Explanation: Spear phishing is a targeted form of phishing where attackers tailor their messages to a specific individual or organization, making the email appear trustworthy.

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2. A malicious attack where hackers encrypt an organization’s data and demand payment to restore access is known as:

a. Spyware
b. Ransomware
c. Whaling
d. Watering hole attack
✅ Answer: b

📘 Explanation: Ransomware encrypts data and demands ransom to decrypt it. It’s one of the most damaging types of cyberattacks.

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3. Which of the following characteristics are most likely to be found in a phishing email?

a. Sense of urgency and immediate action requests.
b. Unusual or inappropriate requests
c. Incorrect sender name or email address.
d. All of the above.
✅ Answer: d

📘 Explanation: Phishing emails commonly create urgency, come from odd senders, and ask users to do something risky like clicking malicious links.

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4. From a managerial perspective, Information Security is generally understood as a:

a. Product
b. Technology
c. Process
d. Product, Technology and Process
✅ Answer: c

📘 Explanation: Managers typically treat information security as a process, involving policy, procedures, monitoring, and continual improvement.

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5. The practice of keeping an organization’s network infrastructure secure from unauthorized access is known as:

a. Data Security
b. Network Security
c. Information Security
d. Operations Security
✅ Answer: b

📘 Explanation: Network Security focuses on protecting networking infrastructure from unauthorized access, misuse, or theft.

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6. Which of the following statements most accurately reflects the complex role of technology in cybersecurity?

a. Technology acts as both a source of threats and a tool for defense.
b. Technology is solely a source of threats and vulnerabilities.
c. Technology plays a triple role: source of threats, asset to protect, and defense weapon.
d. Technology solely serves as a defense weapon against cyberattacks.
✅ Answer: c

📘 Explanation: Technology in cybersecurity is multifaceted—it can be vulnerable, valuable, and protective at the same time.

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7. ___________ is a manipulation technique that exploits human weakness to gain private information, access, or valuables

a. Spyware
b. Logic Bomb
c. Social Engineering
d. Man in the Middle Attack
✅ Answer: c

📘 Explanation: Social Engineering involves tricking people into revealing sensitive information by exploiting trust, fear, or urgency.

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8. True or False: The word “Cyber” in “Cybernetics” originates from the French language.

a. True
b. False
✅ Answer: b

📘 Explanation: The word “Cyber” comes from the Greek word “kybernetes” meaning “steersman” or “governor,” not French.

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9. The impact of a cybersecurity incident on organizations can include:

a. Financial Loss
b. Reputation Damage
c. Regulatory fine
d. All the above
✅ Answer: d

📘 Explanation: Cyberattacks can cause financial damage, reputational harm, and legal penalties due to non-compliance.

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10. True or False: A Vendor guarantees that their IoT solutions are 100% safe from cyberattacks. This statement can be

a. True
b. False
✅ Answer: b

📘 Explanation: No technology is ever 100% secure. Such guarantees are misleading as new threats evolve constantly.