Wouldn't it be better to solve that with education? Also MacOS gives you a warning when you're opening something not vetted by them.
The idea that it's some higher authorities responsibility to keep us safe quickly slides into losing freedoms we care about.
Would you also like all websites to be ISP-approved?
We could also have all social media filtered through LLM guards to keep us safe?
Maybe link our IDs to our online identity to protect our kids.