Facebook admits SMS notifications sent using two-factor number was caused by bug


Facebook this evening clarified the situation around SMS notifications sent using the company’s two-factor authentication (2FA) system, admitting that the messages were indeed caused by a bug. In a blog post penned by Facebook Chief Security Officer Alex Stamos, the company says the error led it to “send non-security-related SMS notifications to these phone numbers.”

Facebook uses the automated number 362-65, or “FBOOK,” as its two-factor authentication number, which is a secure way of confirming a user’s identity by sending a numeric code to a secondary device like a mobile phone. That same number ended up sending users Facebook notifications without their consent. When users would attempt to get the SMS notifications to stop, the...

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via The Verge - Tech Posts "http://ift.tt/2Fb99QG"

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