Cybersecurity: Threats and Defenses

The CIA triad stands for confidentiality, integrity, and ____.

• availability
• authorization
• authentication
• accuracy

A website that crashes under attack has lost which goal?

• Integrity
• Encryption
• Availability
• Confidentiality

Integrity means keeping data accurate and unaltered.

• True
• False

____ is a form of social engineering using fraudulent messages.

• Encryption
• A firewall
• Phishing
• A worm

Phishing that targets a specific individual is called:

• Spear phishing
• Smishing
• Whaling
• Vishing

Vishing uses text messages instead of email.

• True
• False

Which malware copies itself across networks without help?

• Virus
• Trojan
• Worm
• Spyware

____ encrypts a victim's files and demands payment to unlock them.

• Ransomware
• A keylogger
• Spyware
• A Trojan

What year did the WannaCry ransomware attack occur?

• 2015
• 2001
• 2020
• 2017

What does malware turn readable data into via encryption?

• Firewall
• Plaintext
• Keytext
• Ciphertext

Symmetric encryption uses the same key to lock and unlock data.

• True
• False

Which algorithm uses separate public and private keys?

• AES
• DDoS
• RSA
• https

When many hijacked computers attack together, it's called a:

• Trojan
• Patch
• Botnet
• Firewall

____ inserts malicious database commands into input fields.

• Encryption
• A worm
• Phishing
• SQL injection

What gives each user only the access they truly need?

• A botnet
• Least privilege
• Encryption
• Defense in depth