Most web clients cant easily validate the hashes since its not possible to get the raw blob from a <img> element. I have a button to do it in noStrudel but the user has to intentionally click it Also it does not detect

GitHub

GitHub - willnorris/imageproxy: A caching, resizing image proxy written in Go

A caching, resizing image proxy written in Go. Contribute to willnorris/imageproxy development by creating an account on GitHub.

which is the image proxy that noStrudel can use :)