/jakarta/mail/Authenticator.html" title="class in jakarta.mail">Authenticator</a>&nbsp;authenticator)</pre>
<div class="block">Get the default Session object. If a default has not yet been
 setup, a new Session object is created and installed as the 
 default. <p>

 Since the default session is potentially available to all
 code executing in the same Java virtual machine, and the session
 can contain security sensitive information such as user names
 and passwords, access to the default session is restricte