If you want to access your eMail from a place where you do not have access to your mailprogram, you might want to use the EE Web-Mailer. It works somewhat like HotMail, just a bit different ... but read on
If you use the SSL-encrypted access to the EE Web-Mailer both your username and password as well as your actual eMails are transmitted over the Internet in encrypted form. They are thus safe from unauthorized listeners.
Of course you can use the EE Web-Mailer to access your NETHZ eMail as well. Just select the appropriate server and specify your NETHZ username and password.