Secure Kibana Dasboard Iframes

Hello @elastic #stack-kibana #dev-kibana.

We aim to create a restricted iframe that cannot be exploit it is also public iframe url but is only accessible by specific userIds. We intend to embed this iframe in our app. How can we ensure its privacy? Additionally, we want to prevent anyone from determining the iframe's existence to prevent potential exploitation.

so how do it , if you have any guide then lets know. can we restrict the traffic or get request on public iframe link of dashboard to must contain the userID