Cyber Security Quiz: Protect and Analyse

What is the primary purpose of a firewall in network security?

• To increase the speed of the network

• To block unauthorized access while permitting outward communication

• To encrypt data for secure transmission

• To monitor network performance

Which of the following is a common type of malware that disguises itself as legitimate software?

• Worm

• Trojan Horse

• Spyware

• Ransomware

In the context of network security, what does the term "phishing" refer to?

• A method of encrypting data

• A technique used to steal sensitive information by masquerading as a trustworthy entity

• A type of malware that replicates itself

• A process of scanning networks for vulnerabilities

Which of the following is NOT a characteristic of a computer virus?

• It can replicate itself

• It requires a host program to spread

• It can execute independently without a host

• It can cause damage to data and software

What is the main difference between a worm and a virus in terms of propagation?

• A worm requires user intervention to spread, while a virus does not

• A virus requires user intervention to spread, while a worm does not

• Both require user intervention to spread

• Neither requires user intervention to spread