Mr Bodell Crossword

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Across
  1. 4. The are of writing or solving codes
  2. 6. conceal data in something by converting it into a code
  3. 7. A public display in an art gallery or at a trade fair
  4. 8. A feeling that makes one self-conscious
  5. 9. A text written in code
Down
  1. 1. Forbid a person from doing something
  2. 2. A person who cracks codes
  3. 3. A public display of a work of art or items of interest
  4. 4. Having a meaning that is mysterious
  5. 5. To hinder, restrain, or prevent