> It would be trivial to store data in the browser's local storage and hijack a "real" HTTP POST with this data. The front-end logic would need to be obfuscated

> It would be trivial to store data in the browser's local storage and hijack a "real" HTTP POST with this data. The front-end logic would need to be obfuscated far enough to deter anyone from trying to step through the Javascript to find it. Hmm, I think I’ll write a library to do something like this, I just need a cool clever name for it.