def ParseRegisterNotices(notices):
  """Parses registration notices.

  Args:
    notices: list of notices (lowercase-strings).

  Returns:
    Pair (public privacy ack: bool, hsts ack: bool).
  """
  if not notices:
    return False, False
  return 'public-contact-data-acknowledgement' in notices, 'hsts-preloaded' in notices