Network Security

2. High level permissions that allow a user to install software or change system settings
7. Malware that locks your files and demands money to unlock them like holding your data hostage
8. A separate saved copy of important files so you can restore them if data is lost
10. Rules that decide what different users can see or do on a computer system
13. Software that scans for malicious files and removes them before they cause damage
16. A login method that requires your password and a code sent to your phone making accounts harder to hack
17. A password like 123456 or password that is very easy for attackers to guess
20. A fake message pretending to be someone trustworthy asking for your password or personal data
21. When a hacker keeps trying many passwords until one finally works

1. When a hacker tricks someone into giving away information instead of hacking the system
3. A secret word or phrase used to prove who you are and log into your account
4. A harmful program that spreads from file to file and computer to computer
5. Software that secretly installs itself and causes damage like deleting files or slowing your computer
6. The process of verifying your identity like entering a password or using fingerprint unlock
9. A program that looks safe but secretly hides harmful code like a fake game that installs malware
11. Turns information into unreadable code so intercepted messages cannot be understood
12. Ethical hacking used to find weaknesses in a system before criminals do
14. Software that secretly watches what you type or the websites you visit and sends it to someone else
15. Someone who uses computer skills to access systems sometimes legally and sometimes illegally
18. An attack that floods a server with too much traffic so real users cannot access it
19. A security barrier that checks data coming in and out of a network like a bouncer letting only safe traffic through