HTTPS "node-0.example.com" certificate is not trusted for elasticsearch

#1

Hello ,

I have certificate problem which i had at the beginning actually.
Now I have 3 nodes on the ubuntu server and i got this certicate problem can someone help me to figure this out.

This is Elasticsearch node on the air in Ubuntu server and i’ve to make this certificate valid and trusted
please if someone know about this please share your experience with me

Thanks