Facebook says that it has discovered a security breach affecting nearly 50 million accounts and that it's not yet clear whether any information was accessed or any accounts were otherwise misused.

Facebook, third-party apps and regulators are struggling to explain the specifics of a major security breach that allowed hackers to access 50 million accounts—one week after it was initially ...

Security researchers suspect the breach affected even more people than Facebook estimated. Facebook would not say if the number of breached Facebook accounts is likely to grow. The unidentified ...

An unusual traffic spike is what alerted Facebook engineers that something might be wrong, and it was an investigation into this heightened activity that led engineers to discover a massive ...

A hacker claims to sell 1.2 billion Facebook records. Meta says it's old, but experts warn the data is real and dangerous.

The social network says its investigation into the breach began on September ... action to protect the privacy and security of social media users.” Facebook may also face unprecedented scrutiny ...

Cybersecurity researcher Jeremiah Fowler recently discovered an unprotected online database exposing over 184 million records ...

A hacker claims to have scraped 1.2 billion user records from Facebook, including people’s names, locations, and phone numbers. This is according to cybersecurity researchers Cybernews, who recently ...

The trove of data was found on an unmanaged server used by World Host Group. In a statement to Wired, the company’s CEO, Seb ...

A security researcher discovered a massive database vulnerability, exposing millions of logins and passwords across various ...

Meta has been fined €251 million (around $263 million) in the European Union for a Facebook security breach that affected millions of users which the company disclosed back in September 2018.

and one count of misprision of felony for concealing the breach from authorities. Stamos, who is friends with Sullivan and took over his job as security chief at Facebook when Sullivan left for ...