[fasterdom]

While that might be true, you are not going to switch the world to program in Haskell.

We need a solution which also works for most used languages, JS/C++/Java/Python..., which suggests that it should be done at a higher level, maybe with OS involvement somehow.

[EmpirePhoenix]

Java actually has a pretty useful and powerful securitymanager concept, that nearly noone uses :/