Joe's cyber security crossword

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Across
  1. 3. a way of authorizing login
  2. 5. a type of malware named after a creature
  3. 6. a string of characters that allows access to a computer system or service.
  4. 7. a program or piece of code that is loaded onto your computer without your knowledge and runs against your wishes.
Down
  1. 1. someone who uses a computer to gain unauthorized access to your data
  2. 2. a type of malware named after the Greeks
  3. 4. sending texts that are suposedly from reliable companies