cybersecurity

What is the most common type of cyber attack?

• Phishing

• Malware

• Denial of Service (DoS)

• Ransomware

What does "ransomware" do to a victim's files?

• Deletes them permanently

• Encrypts them, demanding payment for decryption

• Sends them to a hacker

• Erases them slowly over time

Which of the following best defines "phishing"?

• Using a network of computers to overwhelm a website

• Hijacking a person’s web browser

• Deceiving individuals into revealing personal information via email or fake websites

• Installing malicious software on a victim's computer without their knowledge

What is a "zero-day" vulnerability?

• A flaw in software or hardware that is publicly known

• A security hole discovered by the software vendor

• An unknown vulnerability that hackers exploit before a patch is developed

• A computer system that’s completely secure

Which of the following is considered social engineering?

• Infecting a website with malware

• Convincing someone to reveal their login information by pretending to be an IT professional

• Launching a distributed denial-of-service (DDoS) attack

• Hacking into a network through weak encryption

What is the main purpose of encryption in cybersecurity?

• To speed up data transmission

• To protect data by making it unreadable without a key

• To prevent software from being updated

• To allow hackers to gain access to data more easily

What does the term "malware" refer to?

• Software designed to protect against cyber threats

• Any software intentionally designed to cause damage to a computer system

• Programs that enhance system performance

• Software that is used for data backup