code: public boolean isDefaultSessionToken(String token) {
  		if (getParam().getDefaultTokensEnabled().contains(token.toLowerCase(Locale.ENGLISH)))
  			return true;
  		return false;
  	}
docs: Checks if a particular token is part of the default session tokens set by the user using the
  options panel. The default session tokens are valid for all sites. The check is being
  performed in a lower-case manner, as default session tokens are case-insensitive.
  
  @param token the token
  @return true, if it is a default session token