How to block downloading files with .torrent extension?

Question

Windows

Welcome all.
There is such a task: it is necessary to block the download of files with the .torrent extension from any site in the domain. In what ways can this be done?

Answer 1

Without changing the certificate, you cannot determine what browsers are downloading over https, and you cannot block it. It's easier to put a hook on FS and forbid them to be saved. Although this is not really a problem for an advanced user, there is just a piece of text inside.
If the certificate has been changed, then DPI will help you.

Answer 2

I propose to turn the problem inside out.
Since you have a domain, it's easier to disable the launch, don't understand what (the torrent client in this case). The AppLocker keyword .