Explain malware

Question 1

What is malicious software, or malware?

Answer 1

Software that attackers design to harm computer systems.

Malware can cause damage, allow unauthorized access, or collect sensitive information.

Question 2

What are the main functions of malware?

Answer 2

• Causing damage to the computer
• Allowing unauthorized parties remote access
• Collecting and transmitting sensitive information

These functions can compromise the security and integrity of computer systems.

Question 3

What is a computer virus?

Answer 3

A type of malware that replicates by inserting a copy of its executable code into other applications, operating-system files, data files, or hardware components.

Viruses can spread when the infected file is executed.

Question 4

How do computer worms differ from viruses?

Answer 4

Worms replicate without direct intervention and spread across networks.

They can infect other computers without requiring user action.

Question 5

What is a Trojan horse in the context of malware?

Answer 5

A type of malware that provides an attacker with remote access to the infected computer.

Unlike viruses and worms, Trojan horses do not replicate themselves.

Question 6

What does ransomware do?

Answer 6

Encrypts user data, requiring payment of a ransom to recover the data.

Victims are often given a deadline to pay the ransom.

Question 7

What is spyware?

Answer 7

Malware that tracks how a computer is used without the user’s consent.

Spyware can collect personal information and monitor user behavior.