Understanding Malware and Cybersecurity Threats

The video tutorial provides an overview of various types of malware, including viruses, worms, trojans, ransomware, spyware, and rootkits. It explains how these malicious programs operate and the damage they can cause. The tutorial also covers denial of service attacks, botnets, and social engineering tactics like phishing. It concludes with a discussion on other cyber threats such as farming, shoulder surfing, and man-in-the-middle attacks.

What is a key characteristic of a computer virus?

• It replicates its code in other programs.

• It masquerades as legitimate software.

• It spreads without user interaction.

• It encrypts user data for ransom.

How does a worm differ from a virus?

• A worm requires user interaction to spread.

• A worm spreads by replicating itself.

• A worm encrypts files for ransom.

• A worm is a type of spyware.

What is the primary function of ransomware?

• To replicate itself across networks.

• To gain administrator access.

• To encrypt data and demand payment.

• To monitor user activity.

Which type of malware records everything typed on a computer?

• Rootkit

• Botnet

• Trojan

• Keylogger

What is the goal of a denial of service attack?

• To gain unauthorized access to a computer.

• To flood a server with requests, causing it to slow down or crash.

• To monitor user activity without consent.

• To encrypt files and demand a ransom.

How does a botnet typically function?

• By monitoring keystrokes on a single device.

• By encrypting data on a single computer.

• By sending spam emails from a single device.

• By controlling multiple infected computers to perform attacks.

What is phishing primarily used for?

• To monitor user activity.

• To obtain sensitive information like passwords.

• To redirect users to fake websites.

• To encrypt user data.

What is farming in the context of cybersecurity?

• A type of malware that encrypts data.

• A way to gain administrator access.

• A method to redirect users to fake websites.

• A technique to monitor user activity.

What is shoulder surfing?

• Intercepting communications over Wi-Fi.

• Looking over someone's shoulder to obtain passwords.

• Redirecting users to fake websites.

• Encrypting data for ransom.

Why is connecting to open Wi-Fi risky?

• It allows attackers to easily intercept and alter data.

• It can lead to data encryption by malware.

• It automatically downloads spyware.

• It redirects users to phishing websites.