Question

which of the following types of malware locks users out of their system or device, and forces them to p attacker to gain access?
spyware
ransomware
trojan horse
keylogger

Explanation:

Ransomware is a type of malware that restricts access to a user's system or device and demands payment (ransom) to regain access. Spyware is used for spying on user activities. A Trojan horse disguises itself as legitimate software but has malicious intent. A keylogger records keystrokes.

Answer:

ransomware