According to Mozilla's article, Firefox Sync's new security model, Firefox servers are not able to decrypt your sync data without your password. So I figure that the browser generates a key from your password, encrypts the data and sends it over the wire without the key.

Jun 30, 2020 What is Firefox Sync? - TechnoGadge Jun 11, 2011 Firefox Home for iPhone Release Notes - Mozilla Jun 30, 2010 Firefox sync and auth self hosted tutorials? : selfhosted It is much easier for self-host then firefox sync + firefox account. And also you can use it with any browsers not only Firefox. View entire discussion ( 6 comments) Its currently a work in progress, but its basically the old UI with new features. I am planning on adding: User authentication.

Firefox Sync not working? Fix common Firefox sync issues

how does sync work | Firefox Support Forum | Mozilla Support Mar 14, 2018 How do I set up Sync on my computer? | Firefox Help Connect additional devices to Sync. A device could be a mobile device (such as a smartphone or tablet), a desktop computer, or another Firefox profile.For mobile devices, see: Android phones and tablets: Sync bookmarks, tabs, history and passwords on Android; iPads, iPhones and iPod touch devices: Sync bookmarks, logins and browsing history on Firefox for iOS

Firefox Sync, originally branded Mozilla Weave, is a browser synchronization feature for Firefox web browsers. It allows users to partially synchronize bookmarks, browsing history, preferences, passwords, filled forms, add-ons, and the last 25 opened tabs across multiple computers. The feature is included in the desktop Firefox browser, Firefox for iOS, and Firefox for Android.

Aug 23, 2014 How to Use Tor with Firefox (with Pictures) - wikiHow Jun 30, 2020 What is Firefox Sync? - TechnoGadge Jun 11, 2011