Across 1. A tool that protects your computer by blocking unwanted internet traffic. 4. A program that finds and removes harmful software from your device. 6. A trick where someone pretends to be trustworthy to steal your personal info. 9. A security step where you need two things (like a password and a code) to log in. 10. Malicious software that can damage your computer or steal your data. 11. A machine that cuts paper into tiny pieces so no one can read it.

Down 2. A way to lock your data so only the right person can read it. 3. A small update that fixes problems or security holes in software. 5. Keeping your personal information safe and not sharing it without permission. 7. A sneaky program that watches what you do on your computer without you knowing. 8. A secret word or code you use to log in and keep your accounts safe.