Or will they ban you from using something like https://github.com/filosottile/age to encrypt and armor text encode things you send inside of the non-encrypted chat?

echo "Am I doing something illegal, France?" | age -e -r age1ql3z7hjy54pw3hyww5ayyfg7zqgvc7w3j2elw8zmrj2kg5sfn9aqmcac8p -a -

  -----BEGIN AGE ENCRYPTED FILE-----
  YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBjTVQ5VTdMaTlnRkEyT1BY
  MHZPc0lncHFvbS9FMTlDa2FkK3JQZy9sQnprClRFN3lNQUtnNzJWK0RxQVlYNE1q
  NCtlNFJTUWpwZExJSDMvSGlRL2VHc1EKLS0tIC95bEErRU9NNERJRVVuYlMwUFg4
  WUx1R0IyTHd1d2dxQTdqU0NJWlF0MXMKL1x9fz+ZVObYrn3bY/IdVBsd4KYxn78P
  aWePVjaRUityGTkndNSy6gg1meVky22iv4rxd9MZ4XYnsGJDfRUmkVZhQcCxag==
  -----END AGE ENCRYPTED FILE-----