Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, Jan. 22, 2025: This story, originally published Jan.

Update, July 22, 2025: This story, originally published on July 20, has been updated with an expert counterpoint to the idea that it’s the delivery mechanism being what’s important in the latest ...

A hacker has pulled off one of the most alarming AI-powered cyberattacks ever documented. According to Anthropic, the company behind Claude, a hacker used its artificial intelligence chatbot to ...

You know that sinking feeling when you can’t remember if your bank password was “Fluffy123” or “Fluffy124”? You’re not alone. Scammers specifically target ...

Add Yahoo as a preferred source to see more of our stories on Google. Logs including 183 million passwords have been leaked online. (Getty) Passwords for 183 million web accounts are believed to have ...

NEW YORK (AP) -- LinkedIn said Wednesday that a 2012 breach resulted in more than 100 million of its users' passwords being compromised — vastly more than previously thought. The business social ...

Learn essential account security tips to protect your accounts from hacking and prevent hacking with simple, practical steps anyone can follow online. Pixabay, TheDigitalArtist In today's digital ...

In a stark warning to the public, Virgin Media O2 has enlisted an ethical hacker to demonstrate how easily cybercriminals can uncover people’s passwords and personal data, sometimes in as little as ...