CYBERSECURITY

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Across
  1. 1. transforming plaintext or cleartext into ciphertext.
  2. 4. planning and maintaining organization safe in cyberspace.
  3. 5. used to prove one's identity, or authorize access to a resource.
  4. 7. malicious or ethical person who has knowledge and skill in analyzing program code or a computer system.
Down
  1. 2. practice of sending fraudulent messages that appear to come from a reputable source.
  2. 3. attaches itself with host file and replicates.
  3. 6. unwanted or unsolicited communications typically received via e-mail.