With a Primary Password, your private key is encrypted in your *Thunderbird* profile and is only unlocked while *Thunderbird* is running.If your *Thunderbird* profile is stored in your Persistent Storage, then your private key is encrypted twice: once by *Thunderbird* in your profile and a second time by the encryption of the Persistent Storage.
Con una Password Principale, la tua chiave privata è crittata nel tuo profilo *Thunderbird* e viene sbloccata solo mentre *Thunderbird* è in esecuzione.Se il tuo profilo *Thunderbird* è memorizzato nel tuo Archivio Persistente, allora la tua chiave privata viene crittata due volte: una volta da *Thunderbird* nel tuo profilo e una seconda volta dalla crittazione dell'Archivio Persistente.
With a MasterPrimary Password, your private key is encrypted in your *Thunderbird* profile and is only unlocked while *Thunderbird* is running.If your *Thunderbird* profile is stored in your Persistent Storage, then your private key is encrypted twice: once by *Thunderbird* in your profile and a second time by the encryption of the Persistent Storage.