The recent Facebook breach that hit 30 million accounts was caused by spammers, not by a nation-state attack group. Facebook has not publicly identified the hackers, citing on-going investigations involving the FBI. People familiar with the investigation are quoted by the Wall Street Journal as saying they are,a group of Facebook and Instagram spammers that present themselves as a digital marketing company. The reason the spammers want the information, according to Wired, has to do with the quality of phishing messages that can be built with granular data.”]