public static void handleDisabledLogin(final RoutingContext routingContext) {
    routingContext
        .response()
        .setStatusCode(HttpResponseStatus.BAD_REQUEST.code())
        .setStatusMessage("Authentication not enabled")
        .end();
  }
Static route for terminating login requests when Authentication is disabled

@param routingContext The vertx routing context for this request
ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/authentication/DefaultAuthenticationService.java