Who's messing with your Internet rights? And who'd tell you if they did?

Fears of terrorism and other threats have led many democracies to increase surveillance of Internet users, and to pressure Internet companies to censor information and share user data. Authoritarian governments have been doing that all along. What rights do you have, and what rights do you want, in the midst of all this? How are different companies protecting your privacy and digital rights? Rebecca MacKinnon, a former China correspondent and current director of the Ranking Digital Rights Project at the New America Foundation, gives some answers, and shares her concerns.