Cyber Security

1. Block of data transmitted across a network
3. Software that can harm a system
4. Part of a computer system or network which is designed to block unauthorized access while permitting outward communication
8. Type of cyber attack where data is kept from the victim until a price is paid to the hacker
9. Base-10 number system
12. The fourth phase of ethical hacking
15. The second phase of ethical hacking
17. Malware that functions by spying on user activity without their knowledge
19. The third phase of ethical hacking
21. Process of encoding data to prevent theft
22. Malware that can replicate itself to spread to other connected computers
23. System for connecting a number of computer systems to form a local area network
24. Performs tasks on command, allowing attackers to remotely control an affected computer

2. Operation of joining character strings end-to-end
5. Hidden details of a system or a process, allowing the user to focus on the details that are important for the task at hand
6. Type of malware that corrupts and spreads between victims
7. Software that takes advantage of a flaw in a computer system
9. Subset of the internet with addresses sharing a common suffix
10. Base-2 number system
11. Base-16 number system
13. The first phase of ethical hacking
14. Type of cyber attack where attacker attempts to trick the victim into giving them information
16. The creation of a child process from a parent process
18. Attack where hacker injects false training data to corrupt the learning model
20. Input value to a command