looks like rendering adblockers extensions obsolete with manifest-v3 was not enough so now they try to implement DRM into the browser giving the ability to any website to refuse traffic to you if you don’t run a complaint browser ( cough…firefox )
here is an article in hacker news since i’m sure they can explain this to you better than i.
and also some github docs
Provided your bank has not stopped supporting your “non-secure” browser. The previous browser vendor that had a functional monopoly did abuse user-agent to harass the competition. Using non IE required changing your user-agent to IE/Windows for a lot of sites.
Or as they say: