Facebook messaging poses risks for users: watchdog

Facebook's new online messaging service makes users of the social networking site more vulnerable to identity theft by cybercriminals, computer security firm Sophos warned Thursday.

Facebook decries Iranian ban

US social networking site Facebook on Saturday said it had received reports its wesbite had been blocked in Iran, lamenting the apparent government bar as "a shame."

China social networking site warns bloggers

A popular Twitter-like service in China has contacted millions of users warning them to ignore false reports, in a sign of growing official unease over the rise of social networking sites.

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