Index deleted and create weird new index

[Junedi_Rajagukguk]

hi
i dont know what is hapening to my indicies, they suddenly got deleted.
i lost the data, and so many weird indicies created.
please help

[fadjar340 (Fadjar Tandabawana)]

Did you use security features? Using user and password into the Elasticsearch and Kibana?
If not, you're in trouble...

[Junedi_Rajagukguk]

I know .
But i have error when to set the authentication login. So i still not set it. Can u help me how to make it ^^

[warkolm (Mark Walkom)]

Your cluster is unsecured and accessible to the broader internet. You need to enable Security and restore a backup.

[fadjar340 (Fadjar Tandabawana)]

Still working to secure it with me...