SANS Calendar Feeds 
What is a Calendar Feed?
A Calendar Feed allows you to see public events in your Calendar program of choice. SANS uses the iCalendar standard to distribute event information.
How can I get Calendar Feeds?
You can "subscribe" to a Calendar feed by using a compatible Calendar program. Some popular programs include Google Calendar, Mozilla Sunbird, Apple's iCal and Microsoft Outlook.
What Free Calendar Feeds does SANS offer?
To subscribe, simply right-click, copy and paste any of the below links into your favorite Calendar program.
SANS Conference Events
Upcoming National and International Events Calendar Feed
As a SysAdmin, I found this tack invaluable. It not only gave me the skills I need to audit my own systems, but also gave me some insight on how to better work with external auditors.
-Christoper O'Keefe, CPC