Across
- 2. A secret word you use to log in.
- 4. When someone tries to harm a computer or network online.
- 5. Bad software that can harm your computer.
- 9. A big computer that stores and shares information.
Down
- 1. A security system that blocks bad traffic and keeps your computer safe.
- 3. A person who tries to break into computers.
- 6. A program that protects your computer from bad files.
- 7. A fake message that tries to trick you to give your information.
- 8. harmful program that can make your computer sick.