This IDC study examines the messaging 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.

"While antivirus and antispam remain the foundation of messaging security, growing concerns with data loss prevention (DLP) and regulatory compliance are driving the need for a more complete messaging security solution that secures both inbound and outbound messaging traffic," said Brian Burke, program director for IDC's Security Products program.