Malware refers to software intentionally designed to cause damage or unauthorized actions.
Types
| Type | Description |
|---|---|
| Virus | Replicates by attaching to programs |
| Worm | Spreads through networks |
| Trojan Horse | Malicious code disguised as legitimate |
Effects
Malware may affect users and/or systems.
Malware typically:
- Delete or encrypt files
- Steal passwords
- Modify system data
- Spread across networks
- Use infected machines for attacks