(NBC News) Facebook said on Friday that hackers were able to access the personal information of 14 million people through a security flaw that the company first disclosed last month, and that the data exposed included information such as recent check-ins and searches. Facebook said in a blog post that people would be able to check whether they were affected by the attack by visiting a Facebook help center online. The

company also said that in the coming days it would send customized messages to users to explain what information might have been accessed. The social networking company disclosed two weeks ago that a security flaw in Facebook’s “view as” feature had allowed hackers to see into and potentially take over people’s profiles. Facebook, the world’s largest social media network with more than 2 billion users, has faced rising criticism that it has failed to protect people’s privacy.  READ MORE