Cybersecurity Crossword

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Across
  1. 6. Proving your identity
  2. 7. Encrypting files and holding them hostage for money
Down
  1. 1. A horse with a surprise
  2. 2. software designed to corrupt or steal information
  3. 3. Pretending to be someone you are not to extract information out of someone
  4. 4. A denial of service attack targets this
  5. 5. a brute force attack takes a long time to work on this