Rik Ferguson fromn Trend Micro came into the Pubcast booth  at the 2011 ITWeb Security Summit to talk about hius presentation on the state of malware management, and the four pillars of Cloud Computing 

Pubcast Episode 64 (Download)
Download the  Full Audio File

Pubcast Episode (Streamed)

 The Security Summit content is available at:
http://www.itweb.co.za/index.php?option=com_content&view=article&id=38100&Itemid=2330