Salut

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Across
  1. 2. The sale
  2. 4. The study or use of machines and computers to solve problems or perform tasks
  3. 6. The introduction of new ideas or method
  4. 8. The place you pay in a store
  5. 9. Tools used to take photos or videos
  6. 10. Devices that detect changes in the environment
  7. 11. Close watch over someone or something
  8. 13. Measures taken to guard against attack
  9. 14. Information processed or stored by a computer
  10. 15. A complete list of items
Down
  1. 1. Something that is smooth and without resistance
  2. 3. A store where purchases can be made without a human cashier
  3. 5. Achieving maximum productivity with minimum wasted effort
  4. 7. The use of machines to do tasks without human help
  5. 12. Keeping personal information safe