According to research that examined false tweets from Hurricane Sandy and the Boston Marathon bombing, 86 to 91 percent of active Twitter users spread misinformation, and that nearly as many did nothing to correct it.

This updated social media monitoring and analysis platform enables the use of location-tagged data to discover, engage and analyze content across Twitter, Instagram, Facebook, YouTube, Picasa, Flickr, Sina Weibo and other social media channels.

Eight major technology companies, including Google, Facebook and Twitter, are joining forces to call for tighter controls on government surveillance, according to The Associated Press. The companies say in an open letter to President Barack Obama that while they sympathize with national security concerns, recent revelations make it clear that laws should be carefully tailored to balance them against individual rights.

Tools for monitoring Americans online are increasingly accessible and affordable to authorities, especially as people continue to post publicly on social media.

The speed at which political instability spreads is now inextricably linked to social media, as disaffected populations around the globe turn to this powerful outlet to drive demonstrations, according to a new Marsh Risk Management Research briefing, Social Media Heightens Political Risks in Emerging Markets.

A Palestinian security researcher posted a message on Facebook CEO Mark Zuckerberg’s page last week after he says the site’s security team didn’t take his warnings of a security flaw seriously, CNN reports.

Two men have been arrested in the case of a teenage girl who died after a suicide attempt that followed months of cyber bullying, including lewd photos of an alleged sexual assault that were posted online, Reuters reports.

Ignorance is not bliss for companies facing cyber threats; a lack of knowledge of cyber security risks is the most likely cause of a successful malware attack.