scrambler

noun
  1. 1

    Someone or something that scrambles (in various senses).

  2. 2

    A vine that does not attach itself to its supports.

  3. 3

    A device that makes messages intentionally, but reversibly, unintelligible for reasons of privacy or security.

    โ€œIn the movies spies are always talking over cell phones with built-in scramblers.โ€

  4. 4

    A motorcycle used for motocross.

Source: https://en.wiktionary.org/wiki/scrambler