Premier Edition administrators can now ensure that users access Gmail, Google Talk, Google Calendar, Google Docs and Google Sites with HTTPS, so data is encrypted as it travels between user web browser and our servers.

Editions impacted:
Premier Edition

Languages impacted:
US English

How to access what's new:
Sign in to the control panel, choose 'Domain settings', check the box for 'Enable SSL' and save your changes.

For more information:
http://www.google.com/support/a/bin/answer.py?hl=en&answer=100181