As of Monday night, Facebook had crawled back from what may have been its longest blackout ever and apologized for the mass outage that left billions of users locked out of Facebook, Instagram, WhatsApp, Messenger and Oculus VR for about six hours.
In a Monday night blog post, Santosh Janardhan Facebook’s vice president of infrastructure gave some details about how the house of cards came tumbling down, confirming the border gateway protocol (BGP) and DNS problems that experts at Cloudflare had already detected.
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Source: ThreatPost