Internet

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Across
  1. 1. A program that appears legitimate but which performs some harmful activity when it is run. It may be used to locate password information, or make the system more vulnerable to future entry, or simply destroy programs or data on the hard disk drive.it does not replicate.
  2. 3. A standard method of connecting devices such as keyboards and printers to a computer.
  3. 4. A software application for retrieving, presenting and navigating information resources on the World Wide Web.
  4. 5. A compressed file format for emailing files or downloading.
  5. 7. Transfer of a file, e.g. a video, from a central computer to your computer.
  6. 9. Unwanted or junk email sent to lots of recipients at the same time.
  7. 10. A high-speed connection to the Internet.
  8. 13. For security, data is translated into a secret code according to a set of rules in a special 'key'.
  9. 15. Provides information about the content of a digital item
  10. 16. A venue that offers a WiFi Internet connection.
  11. 17. A type of website that encourages collaboration by allowing users to add, edit and remove content.
  12. 18. A form of Internet fraud that aims to steal valuable information such as credit card details, usernames and passwords.
  13. 21. A system designed to prevent unauthorised access to your computer when connected to a network such as the Internet.
  14. 23. Small text files that are sent to your computer from certain websites. They track your behaviour and transactions.
  15. 24. Devices connected together to allow communication and exchange of data.
Down
  1. 1. Working from home but staying in touch with others with the help of technology.
  2. 2. A program designed to cause other programs on a computer to malfunction or stop working altogether.
  3. 3. Transfer a file from your computer to a central computer
  4. 6. Short for 'web log', a shared online journal where people can post diary entries about their personal experiences and hobbies.
  5. 8. Gives the creator of an original work exclusive rights regarding that work for a certain period of time, including its publication, distribution and adaptation.
  6. 9. Software that can be installed on your computer without your knowledge, which collects information about your logins and passwords and sends details to another computer on the Internet.
  7. 10. The amount of data that can fit through an Internet connection.
  8. 11. Allows the exchange of data over short distances from fixed and mobile devices.
  9. 12. A miniature electronic circuit used to control computers and most other electronic devices.
  10. 14. A type of password applied to a credit or debit card.
  11. 17. Wireless fidelity.
  12. 19. Programs that give instructions to a computer and which allow the user to carry out different tasks.
  13. 20. Software that is designed to cause problems for users.
  14. 22. Someone who gains unauthorised access to a computer in order to obtain data stored on it.
  15. 25. Part of a program that helps the user to create a new document, chart, etc.