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 ...

The Latest on Facebook security breach (all times local): 1:50 p.m. Facebook says it has gotten a handle on a security breach affecting nearly 30 million accounts, but it hasn't ruled out the ...

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.

Credit: Getty Images This afternoon, Facebook held an emergency press conference to disclose a startling security breach. The company said 50 million Facebook accounts were affected in a hack that ...

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 ...

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

The file was unencrypted. No password protection. No security. Just a plain text file with millions of sensitive pieces of ...

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 ...

The security breach, which comes on the heels on of the Cambridge Analytica data privacy scandal that impacted 87 million users, is already drawing enhanced scrutiny from U.S. lawmakers.

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 ...

Facebook said Friday it discovered a security breach that affects nearly 50 million user accounts. The issue was found by its engineering team on Tuesday afternoon. "We’re taking this incredibly ...