Computer Attacks and Threats

What is a phishing attack?

• A phishing attack is a type of fishing competition where participants catch as many fish as possible in a given time frame.

• A phishing attack is a type of gardening technique used to grow vegetables in a small space.

• A phishing attack is a type of physical exercise involving stretching and flexibility.

• A phishing attack is a type of cyber attack where attackers send fraudulent emails or messages pretending to be from reputable companies or individuals in order to steal sensitive information such as login credentials or financial details.

Explain the difference between a virus and a worm.

• A virus can only infect executable files, while a worm can infect any type of file

• A virus spreads through email attachments, while a worm spreads through network vulnerabilities

• A virus needs a host program, whereas a worm is standalone.

• A virus and a worm are both types of malware

What is a DDoS attack and how does it work?

• A DDoS attack works by sending friendly messages to the target to help it improve its performance.

• A DDoS attack works by asking the target politely to slow down its operations.

• A DDoS attack works by sending a single source of traffic to overwhelm the target.

• A DDoS attack works by flooding the target with an overwhelming amount of traffic from multiple sources, causing it to become slow or unresponsive.

Describe the concept of ransomware.

• Ransomware is a type of hardware used to enhance computer performance.

• Ransomware is a type of malicious software that encrypts files on a victim's computer and demands payment for decryption.

• Ransomware is a type of antivirus software that protects computers from malware.

• Ransomware is a form of cloud storage used to back up files securely.

What is social engineering in the context of cyber attacks?

• Social engineering is a tactic used by cyber attackers to exploit human psychology rather than technical vulnerabilities.

• Social engineering is a type of software used to protect against cyber attacks.

• Social engineering is a method of encrypting data to prevent unauthorized access.

• Social engineering involves physically breaking into a building to access computer systems.

How can a Trojan horse infect a computer?

• By physically connecting to the computer with a USB drive

• By sending spam emails with malicious attachments

• By exploiting vulnerabilities in the computer's operating system

• By disguising itself as a harmless file or program and tricking the user into downloading and executing it.

What is the purpose of a man-in-the-middle attack?

• To enhance security measures

• To establish a secure connection

• To prevent data breaches

• To intercept communication between two parties

Explain the term 'zero-day exploit'.

• A zero-day exploit is a cyber attack that takes advantage of a software vulnerability on the same day that the vulnerability becomes known.

• A zero-day exploit is a software feature that enhances system performance.

• A zero-day exploit is a cyber attack that occurs after the vulnerability has been known for several days.

• A zero-day exploit is a type of physical security breach.

What is a botnet and how is it used in cyber attacks?

• A botnet is a network of infected devices used in cyber attacks for various malicious purposes.

• A botnet is a type of encryption used to secure data during cyber attacks.

• A botnet is a social media platform where users share information about cyber attacks.

• A botnet is a type of antivirus software used to protect devices from cyber attacks.

Discuss the importance of cybersecurity awareness in preventing attacks.

• Phishing attacks are not a common threat in cybersecurity

• Cybersecurity awareness helps individuals recognize threats, prevent phishing attacks, use strong passwords, and practice safe online behavior.

• Cybersecurity awareness is not necessary for preventing attacks

• Using weak passwords enhances online security