Linux Crossword Puzzle

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Across
  1. 3. log file that contains system info as well as login attempts
  2. 6. the highest level of privilege on linux
  3. 8. one half of an encryption method that uses two keys this key is used by outside sources
  4. 9. a form of security that uses a second device to log in
Down
  1. 1. the command to change a password
  2. 2. command to run privileged commands, requires a password.
  3. 4. selection of people with the same permissions
  4. 5. converting data into unreadable text using a key and an algorithm
  5. 7. one half of an encryption method that uses two keys this key is only used by you