What is behind it?

What is behind it?
White page and no error message, what to do if the PHP script does not want to.
Once again DMCA spam.
Individual projects are skipped when the project is created.
Scripts were not executed when the cookie category was selected.
Activate .htaccess files in Linux, Ubuntu.
Suspicious cloaked code discovered in website.
Once again link fraud in the name of copyright.
Simply embed external HTML content in a web page or HTML file.
Error messages after updating PHP to 8.2.