Facebook said nearly 50 million user accounts had been compromised in a data breach that involved possible takeover of user accounts.
Instagram is rolling out support for two-factor authentication apps, detailed public account info, and new account verification.
Facebook is facing contempt-of-court charges over its refusal to decrypt Messenger voice conversations, according to a report.
YouTube Premieres gives creators a way to schedule pre-recorded videos for a live moment and let fans chat ahead of the big debut.
For four days in May, 14 million Facebook users' default sharing setting for posts was set to public due to a bug. Users are being notified.
Facebook confirmed that it gave Chinese mobile-phone makers access to user data so they could develop device-specific Facebook apps.
The NY Times said Facebook gave Apple, Microsoft and Samsung access to user accounts, but the real story is complicated and a bit dull.
Twitter said some user passwords were left 'unmasked' and that you should change yours, though we don't know how serious this really is.
Facebook had plenty to say at its annual developer conference. Here are the biggest changes the social networking giant announced.
While it works to shore up its privacy features, Facebook also plans to introduce new capabilities to its social network, including one aimed at helping you find your soulmate.
The psychology researcher at the heart of the Cambridge Analytica scandal said Facebook 'gave him the data' of thousands of users.
Social-media, ad platforms profit from fake news and online disinformation, and aren't doing enough to combat it, an expert said.
The instant mass communications of social media will erase national boundaries and create new divisions, two experts say.
Mark Zuckerberg faced a series of questions from Congress, but many showed an ignorance about technology. Here's what they should have said.
Several congressmen told Facebook CEO Mark Zuckerberg that his industry would soon be regulated because it could no longer be trusted.
Facebook CEO Mark Zuckerberg was grilled by U.S. senators about Cambridge Analytica, Russian election interference and political censorship.
Mark Zuckerberg almost takes full responsibility for Facebook's recent privacy issues in his prepared congressional testimony.
On June 19, Twitter is poised to replace its "streaming services," removing key features from third-party Twitter apps.
New report details how Facebook keeps copies of videos users recorded but didn't publish to the social network.
The Facebook Android app logs some users' calls and texts, including times, durations and dates of each call.
Aleksandr Kogan, blamed by both Facebook and Cambridge Analytica for mishandling user data, worked with Facebook on a massive research study.
Talking about potential government regulations for Facebook, Mark Zuckerberg brought up dusty chickens and hate speech.
Facebook CEO Mark Zuckerberg went on CNN to explain his company's role and response to the Cambridge Analytica scandal.
After 5 days, Facebook CEO Mark Zuckerberg finally responded to a scandal in which an outside firm collected data on 50 million users.
Facebook's security head may be out as the company faces a huge crisis. Here's why his departure will make things worse for Facebook users.
Twitter account hijackers are taking over accounts with the tease of a goofy video about a baby and a dog.
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