The authentication token is created by one-way hashing the username and password and then encrypting using the master key. It does not contain any personally identifiable information, nor can any be reversed from the token.</li> <li>When users add a persona. Personas allow your account, which is private by default, to be shared with by other people. So when you create a persona, Turtl asks for an email address (required), name (optional), and in the future possibly more optional fields (such as an avatar photo).</li> <li>