CO2521 Week 08

1. A​ (a)   password attack uses a list of common passwords and personal information to guess a password, while a ​ (b)   attack tries every combination of characters. The ​ (c)   type of attacks is more targeted and efficient than ​ (d)   type attack.

• dictionary
• brute force
• first
• second

1. Match the terms to the meaning

• 1. Nations cyberattack to damage others.

• 1. Cyberwarfare

• 1. Aims to cause fear and disruption.

• 1. Cyberterrorism

• Manipulates people into revealing info

• Phishing emails

• Fake communications to gain information

• Social engineering

A (a)   disguises itself as legitimate (b)   to trick users into installing it.

• Trojan
• software
• Virus
• Worm
• password

​ (a)   operates covertly, collecting information about user activity without their knowledge.

• Spyware
• Virus
• Phishing
• Brue-Forcing

Match the terms to their meanings

• Replicates itself and spreads autonomous

• Advanced Persistent Threat

• A targeted, long-term cyberattack

• Botnet

• Network of compromised devices

• Information Extortion

• A virus attaches to legitimate files

• Virus

• Threatens to a disrupt/release info

• Worm

A ​ (a)   is a complete long-term interruption in electrical power

• blackout
• brownout
• burnout
• flashout

What are the primary reasons for the increasing prevalence of malware?

• Increased Connectivity

• Automation

• Software Vulnerabilities

• Remote Access Technologies

• All of these

​ (a)   can flood a target server with traffic, overwhelming its resources and causing service disruptions - this is known as ​ (b)   .

• Botnets
• Denial-of-Service
• Malware
• Phishing
• Brute Force
• Worms

A " (a)   " is an unskilled hacker who uses readily available tools and exploits created by others to launch attacks. They often lack deep (b)   knowledge and rely on pre-made (c)   .

• script kiddie
• technical
• scripts
• vague
• concepts
• passwords
• hacker
• blackhat

​ (a)   , like floods, fires, and earthquakes, can damage infrastructure, disrupt power supply, and lead to data loss or system failures, posing a significant threat to information security.

• Forces of nature
• Accidental
• Malicious Attacks
• Random