Definition:
Malware (malicious software) is a type of software designed to infiltrate or damage a computer system without the owner's consent. It includes viruses, worms, ransomware, spyware, and other harmful programs.
Use Cases:
- Used by cybercriminals to steal data, extort money, or disrupt business operations.
- Employed in advanced persistent threats (APTs) to maintain unauthorized access to systems.
Related Terms:
Questions and Answers:
- What are the most common types of malware?
Common types include viruses, worms, ransomware, spyware, and Trojans.
- How can organizations protect against malware?
Organizations can use antivirus software, firewalls, and intrusion detection systems, as well as regularly update software and train employees on security best practices.
- What are the signs of a malware infection?
Signs include slow system performance, frequent crashes, pop-up ads, and unexpected file changes.