Across
- 1. to unscramble a word
- 5. the steps of a method for encrypting data
- 6. when people try to break into computer systems they are not supposed to acces
- 7. sometimes radio waves from one device can disrupt radio waves from another and cause errors in the data
- 8. made up of two things
- 10. when the voltage of the electricity supply suddenly increases
Down
- 2. it lets two devices swap information with each other so they can communicate
- 3. how many cycles there are per second
- 4. the whole of a wave from one top of one wave to the top of the next wave
- 9. a hardware device that connects a network to the internet