Mark Zuckerberg

I downloaded my Facebook data. I'm amused — and disturbed.

I downloaded my Facebook data. I'm amused — and disturbed.

My presence on Facebook is fairly minimal. I keep my “friends” list small — it’s mostly made up of those who are also in-person friends — and I post infrequently. So I wasn’t too surprised when the social media company said I likely was not among the more than 87 million users whose data were swept up by Cambridge Analytica, a political consulting firm connected to Donald Trump and possibly Russia’s interference in our 2016 election.

But as Facebook founder and CEO Mark Zuckerberg answered questions before Congress this week about online privacy and his company’s reach, I wondered: What information does Facebook have on me?

It turns out it’s a pretty easy thing to...

75°