Social networking sites, used extensively by Indian organizations, have become a nightmare for CIOs, especially with respect to security. A recent Websense survey of 1,300 IT managers across 10 countries on Web 2.0 usage in the workplace, corroborates this fact.

While threats can occur anywhere on the Internet, the research from Websense shows that the top 100 most visited Web properties—usually social networking sites and search engines—are a growing target of attackers. In fact, websites allowing user-generated content comprise the majority of the top 50 most active distributors of malicious content on the Web.