This is the best explanation I've found: https://support.1password.com/switch-to-opvault/ https://support.1password.com/switch-to-opvault/ According to them,

This is the best explanation I've found: https://support.1password.com/switch-to-opvault/ https://support.1password.com/switch-to-opvault/ According to them, if you sync to dropbox or an external folder and use their default external file format for it, you might expose metadata, otherwise, you're fine.