# Use crack xpack
https://www.jianshu.com/p/7154e80490ad
# Use the enterprise version to authorize the SearchGuard plugin
https://blog.csdn.net/qq_18895659/article/details/108770900
# Use nginx
https://www.jianshu.com/p/11538ed7446e?from=timeline&isappinstalled=0 # es nginx
https://www.cnblogs.com/doraman/p/11926930.html # kibana nginx