http://ssd.iykpqm7jiradoeezzkhj7c4b33g4hbgfwelht2evxxeicbpjy44c7ead.onion/ps/module/how-use-whatsapp-android
However, as with all websites, the resources needed to load the application are delivered each and every time you visit that site. So, even if there is support for crypto in the browser , the web application can easily be modified to serve a malicious version of the application upon any given pageload, which is capable of delivering all your messages to a third party.