What kind of malware can block access to data and decrease the availability of security by holding the system hostage?AdwareSpywareA logic bombRansomware

Breaking Down the Problem

1. The question is asking to identify a type of malware.
2. It provides multiple choices: Adware, Spyware, Logic bomb, Ransomware.
3. We need to evaluate which one fits the definition given.

Relevant Concepts

1. Adware: Software that automatically displays or downloads advertisements.
2. Spyware: Software that collects user information without their knowledge.
3. Logic bomb: A piece of code that executes under specific conditions, but does not typically hold the system hostage.
4. Ransomware: A type of malware that encrypts data on a system and demands payment to restore access.

Analysis and Detail

• Adware: Doesn't block access to data; instead, it shows unwanted ads.
• Spyware: It can track information, but it does not hold a system hostage.
• Logic bomb: While it can execute malicious tasks, it does not typically hold the system hostage.
• Ransomware: Specifically designed to take control of files or systems and demand ransom.

Verify and Summarize

After evaluating each option, the correct type of malware that fits the description of obstructing access to data and degrading the availability of security by holding the system hostage is Ransomware.

Final Answer

Ransomware