Facebook says nearly 50 million accounts impacted by security | Android

Facebook says nearly 50 million accounts impacted by security breach
http://feeds.androidcentral.com/~r/androidcentral/~3/9bB9WyPqd9M/facebook-says-nearly-50-million-accounts-impacted-security-breach

Facebook has reset access tokens for around 90 million people in response to the breach.

Facebook today revealed that more nearly 50 million accounts have been affected by a "security issue." Discovered by Facebook's engineering team on September 25, the issue allowed attackers to take over people's accounts by stealing Facebook access tokens.

From Facebook:


Our investigation is still in its early stages. But it's clear that attackers exploited a vulnerability in Facebook's code that impacted "View As", a feature that lets people see what their own profile looks like to someone else. This allowed them to steal Facebook access tokens which they could then use to take over people's accounts. Access tokens are the equivalent of digital keys that keep people logged in to Facebook so they don't need to re-enter their password every time they use the app.

This attack exploited the complex interaction of multiple issues in our code. It stemmed from a change we made to our video ...