Across
- 4. weapon
- 6. piracy
- 11. cybersecurity
- 13. upload
- 14. drone
- 15. cyberbullying
- 17. advancement
- 19. blackhole
- 20. research
Down
- 1. immerse
- 2. isolation
- 3. screen
- 5. development
- 7. fuel
- 8. device
- 9. download
- 10. gadget
- 12. challenge
- 16. browser
- 18. scientist