This IDC study examines the Web security market for the period from 2006 to 2011, with vendor revenue and market growth forecasts. Worldwide market sizing is provided for 2006, and a five-year growth forecast for this market is shown for 2007–2011. Revenue and market share of the leading vendors is provided for 2006.

""Web 2.0 exposes organizations to both inbound and outbound security threats," said Brian Burke, program director for IDC's Security Products program. "IDC believes effective Web security solutions must analyze traffic bidirectionally."