Information Protection and Security

Twitter suspended the account of a security researcher after he posted a message to his followers warning them about a threat, according to ZDnet.
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Be on the lookout for suspicious tweets like these and don't follow links indiscriminately.
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Facebook, Twitter, LinkedIn…many users use the networks for business purposes.  Keep in mind that your chatter or tweeting does affect the way the world sees you now, and in your future.  Some comments can end up with huge consequences. Even your user name can make a difference. Check your privacy configuration and make sure you keep most of your posts between friends and family.

According to research conducted by CareerBuilder, social networking poses a serious threat to job seekers who have posted inappropriate information about themselves. 
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 Twitter's Web Threats; Save Tweeting; Zero-Day Attacks Escalate.
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A cross-site scripting vulnerability affecting Twitter security is still open despite the microblogging service's attempt at a fix, a software developer says. If exploited, the bug could enable an attacker to take over a victim's Twitter account.
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A newly exposed cross-site scripting (XSS) vulnerability in Twitter lets an attacker wrest control of a victim's account merely by sending him or her a tweet.
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Although many Defense Department officials believe social networking tools are useful, those emerging technologies will likely need to be deployed solely on the military domain and cut off from the public Internet, Robert Carey, the Navy’s chief information officer, said today.
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Social networking sites were the target of 19 percent of attacks and media sites second at 16 percent. Four other types of sites were tied with 12 percent each: retail, technology, retail and government/political sites.
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"The dramatic rise in attacks against social networking sites this year can primarily be attributed to attacks on popular new technologies like Twitter, where cross-site scripting and CSRF worms were unleashed," Ryan Barnett, director of application security research for Breach Security, said in a statement. "Looking back at 2008, a notable election year, government-related organizations were the top-ranked attack victims and have now dropped to number three.