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A list of 11 free security and privacy utilities that shield you against malware, protect your data at Wi-Fi hotspots, encrypt your hard drive, and do everything in between.

The online behaviors of youth and how to improve and correct them are part of how James feels new media can be used to address the world's challenges. To further this mission, James has activity been working with Harvard colleagues on the GoodPlay Project, a study on the ethical sensibilities of digital youth. The study explores youth identity, privacy, ownership, authority, credibility and participation.

"I've been testing a service called ZoneAlarm SocialGuard that I think strikes a good balance between safety and privacy, between a parent's peace of mind and a teen's sense of freedom. Every five minutes, it monitors kids' Facebook accounts for approaches by potential predators and strangers, cyber-bullying, age fraud, account hacking, and links to inappropriate or malicious websites. It uses algorithms that look for certain types of language, profile data, or other clues that unwanted activity may be under way."

Major websites such as MSN.com and Hulu.com have been tracking people's online activities using powerful new methods that are almost impossible for computer users to detect, new research shows.