How to check if all rights are configured correctly for files on the server?

Question

linux

Debian, Nginx. Are there automated ways to check if all permissions are set correctly? Or how to test manually?
Here I have a server, a website on it, I know its ip, etc. how to try to get any files illegally or write left files / scripts to the server to insert into files?
UPD. nginx-ultimate-bad-bot-blocker

Answer 1

1. We read, understand and copy-paste the rules for .htaccess (apache) with subsequent configuration for your site: from here . (converter for nginx: here )
2. nginx + ip-tables security: here
3. host and header security check: here
4. OWASP security scanners: here