Understanding Malware Types

The video tutorial covers various types of malware, including spyware, adware, ransomware, and rootkits. It explains how spyware can collect information without user consent, using keyloggers as an example. Modern threats like webcam and microphone spying are discussed, with a reference to Mark Zuckerberg's security measures. Adware is described as intrusive but not always malicious, while ransomware is highlighted for its ability to encrypt files and demand payment. Rootkits are presented as complex malware that can infiltrate operating systems and hardware, making them difficult to detect and remove.

What is the primary function of spyware?

• To display advertisements

• To provide free software updates

• To collect information without the user's knowledge

• To encrypt files and demand a ransom

Which of the following is an example of spyware?

• Ad blocker

• Antivirus software

• Keylogger

• Firewall

How does adware typically generate revenue?

• By displaying intrusive advertisements

• By selling user data

• By encrypting files

• By providing free software

When does adware become a type of spyware?

• When it provides free software

• When it collects user data to tailor ads

• When it displays pop-up ads

• When it slows down the computer

What is the main threat posed by ransomware?

• Slowing down the computer

• Encrypting files and demanding a ransom

• Collecting user data

• Displaying unwanted ads

Why was the NHS particularly affected by the ransomware attack?

• They had no internet connection

• They had outdated software

• They used too many pop-up ads

• They had no antivirus software

What is a rootkit primarily used for?

• Providing free software

• Displaying ads

• Encrypting files

• Gaining unauthorized access to a computer

Why are rootkits difficult to detect?

• They infiltrate the operating system and hardware

• They are always visible

• They display pop-up ads

• They operate at a high level

At which level do rootkits typically operate?

• Application level

• Operating system and hardware level

• Network level

• User interface level

What might be necessary to remove a deeply embedded rootkit?

• Install more RAM

• Update the operating system

• Wipe the computer and start fresh

• Install an ad blocker