Danger of implementing webview?

Question

Mobile development

If we need to embed webview with a page from an external site into our application, there is js on the page.
What should you pay attention to in terms of security?

Answer 1

For the website to be https.
To make features with webview available after authorization.
System of unique tokens.

Answer 2

I could be wrong, but how will it pass the verification in the stores?
use webview to your health, but you have to carry everything with you. Where are the guarantees for the stores that that page will not be replaced after checking with prohibited content