Cybersecurity Crossword Puzzle

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Across
  1. 4. Secret way into system
  2. 6. Extra login security method
  3. 8. Fake emails stealing info
  4. 13. Locks files demands payment
  5. 14. Secretly collects user data
  6. 15. Software security update
  7. 16. Secure internet connection
  8. 17. Malware disguised as software
  9. 19. Overwhelms server with traffic
  10. 20. Network of infected computers
Down
  1. 1. Malicious software program
  2. 2. Unauthorized data access
  3. 3. Records keystrokes secretly
  4. 5. Self-replicating malware
  5. 7. Scrambling data for security
  6. 9. Blocks unauthorized network access
  7. 10. Detects removes malware
  8. 11. Device for authentication
  9. 12. Converts data to fixed value
  10. 18. Hidden malicious software