Safer internet

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Across
  1. 3. programs for directing a computer or processing electrinic data
  2. 6. a large computer network linking smaller computer networks worldwide
  3. 7. any similar act of threatening someone into doing something untersiable
  4. 8. the key component of the computer system
  5. 9. the stat of being safe
Down
  1. 1. the practice of using fraudulent e-mails and copies of legitimate websites to extract financial data from comruter users for purposes of identili theft
  2. 2. a computer program designed specifically to damage or disrupt a system such as a virus
  3. 4. a group of connected pages on the world wid web containing information on a particular subject
  4. 5. a part of a compyter program that is planted illegally in another program offten on damage or shut down a system on network