> All I can think is, it depends on who you trust: the entity that secures your mail, your contacts, your calendar information, or the entity that secures your passwords to get there?
It's not just about trust. There are also a significant technical drawbacks to piggybacking email for authentication, namely the two I mentioned (security/convenience and reliability).
You should take a look at iCloud Keychain. It does a better job at tackling some of the drawbacks you note with Firefox Sync, especially when combined with Touch ID as a more convenient master password.
It's not just about trust. There are also a significant technical drawbacks to piggybacking email for authentication, namely the two I mentioned (security/convenience and reliability).
You should take a look at iCloud Keychain. It does a better job at tackling some of the drawbacks you note with Firefox Sync, especially when combined with Touch ID as a more convenient master password.