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Facebook has tentatively concluded that spammers masquerading as a digital marketing company were behind the massive security breach revealed last month, and not hackers working for a nation-state, the Wall Street Journal reported late Wednesday.
Facebook has been investigating the hack, which it calls the biggest security breach in its history, since its discovery on Sept. 25. The social network originally suspected as many as 50 million user accounts were affected but now believes it compromised the personal information for 29 million users, including phone numbers and email addresses.
Breach - Vulnerability - Facebook - View - Feature
The breach stemmed from a vulnerability in Facebook's "view as" feature, which lets people see what their profiles look like to other people. Attackers exploited code associated with the feature that allowed them to steal "access tokens" that could be used to take over people's accounts. The attackers also...
(Excerpt) Read more at: CNET
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