Joan is a Chrome extension for safely encrypting web form data.
Say you're submitting a web form; when you press submit, the data in the textboxes in the form are automatically encrypted. You don't have to do anything manually to encrypt the data.
Joan is the first system that makes it possible to write web apps that do all three of the following:
Although Joan today is closer to a framework for writing web apps, that's far from what I'd like (web) programming to evolve to. It's more accurate to say Joan is an exercise in writing web apps for some future version of the web, with an informal version 1 written for today's browser.
The live demo has been disabled.
Download or see Joan's safety and features.