Only 12 percent of U.S. adults said social media was responsible for the online safety of users. People place themselves and employers at risk by not fully understanding how information is used and who sees it. Only one in five respondents had ever adjusted the settings on their social media accounts. People need to regularly review privacy policies, says ESET security researcher Stephen Cobb. Almost 30 percent of survey respondents said one or more of their accounts had been hacked this year. Almost 90 percent of respondents were concerned about viruses and hackers when visiting favorite websites.”]