Here are the other key things you should know about how Firefox Lockwise’s handles your data:
Credential data. Your credentials are synced in encrypted form using Firefox Sync.
Interaction data. Mozilla receives information about your interaction with Firefox Lockwise, including (1) frequency of editing, viewing, copying, and syncing credentials, (2) whether you are a new or existing Firefox Account user, (3) interactions with Firefox Lockwise menus and icons, (4) length of time the app is in background.
Technical data. We receive your device, operating system, version, and language preference. We also receive your IP address in connection with your usage of a Firefox Account.
Other Mozilla Services. Firefox Lockwise requires a Firefox Account and uses the Firefox Sync service.