Malware, short for "malicious software," refers to any invasive programme created by cybercriminals (hackers) intending to disrupt a computer, server, client, or computer network via:
- leak private information
- gain unauthorised access to information or systems
- deny users access to information
- inadvertently compromise a user's computer security and privacy.
Malware defence tactics vary depending on the type of malware, but the majority may be blocked by installing antivirus software, firewalls, and other security software.
- computer viruses
- trojan horses
- rogue software