Proof of
Facebook's Privacy Problem: Mark Zuckerberg's Private Friends List
Your
Facebook Friends list, as
Mashable revealed last week, is **t as
Private as it claims to be. Setting your
List Privacy to "Only Me" doesn't actually mean that **body can see who you're connected to, because there's a loophole anyone can exploit
The loophole comes in the shape of
Facebook's mutual
Friends feature. Any user can see the mutual
Friends between any two other users, so long as one of them has a publicly available
Friends list. So if you keep your
Friends List private, but your best friend doesn't, a third party could compare your two lists, and voilà — they'd be able to see all the
Friends the two of you have in common
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More about
Facebook,
Mark Zuckerberg,
Marc Andreessen,
Facebook Friends, and
Sean Parker