Here are some places you may want to go to from here:
Log in
Log in to Secure Global Desktop Enterprise Edition.
Log in (classic webtop)
Log in to Secure Global Desktop and use classic webtop.
Install the Secure Global Desktop Native Client
The self-contained client for Enterprise Edition for use with the classic webtop.
Install a Secure Global Desktop Enhancement Module
A job for Administrators only. Install this on application servers to experience some advanced features of Secure Global Desktop.
User Guide
Your webtop user guide.
Administration Guide
The online manual for Administrators of Secure Global Desktop Enterprise Edition.
Tarantella web site
For the latest news and information.