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Zuckerberg reluctantly acknowledged that Facebook gathers information on people who aren't signed up for Facebook for what he said were "security purposes."
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That's a pretty disingenuous way to phrase Zuckerberg's response to a question of whether Facebook uses cookie tracking for logged-out users. Which of course it does, and it's of course used for security purposes; one has to be able to unify sessions from people with multiple accounts to do the most basic of bad-actor tracking against the most basic of attack scenarios.
That's a pretty disingenuous way to phrase Zuckerberg's response to a question of whether Facebook uses cookie tracking for logged-out users. Which of course it does, and it's of course used for security purposes; one has to be able to unify sessions from people with multiple accounts to do the most basic of bad-actor tracking against the most basic of attack scenarios.