As the amount of activity on social networks continues to increase, more users are taking steps to protect their privacy but security risks remain, according to a new report released by Webroot. The survey included more than 1,100 members of Facebook, LinkedIn, MySpace, Twitter and other social networks. The survey found an increasing awareness among social network user of how to keep personal information private. At the same time, it indicated how social network users still put their identities and information at risk.