The first half of 2026 saw a renewed surge of widely felt cyberattacks and data breaches—with many indicators pointing to increased usage of AI-powered capabilities. Major incidents included zero-day ...

KDDI data breach: attackers exploited a third-party software flaw in KDDI’s shared email backend, exposing up to 14.22 million email addresses and passwords across six Japanese ISPs. Users of NIFTY, ...

Most customers' names, emails and frequent flyer details were stolen. But so too was this personal data, the company said. Danni Santana spent nine years as an editor and business journalist covering ...

From a massive DOGE data breach and the hacking of critical energy and water systems to the hack of an FBI surveillance system, here are the most damaging security incidents and data breaches of 2026.

KDDI has disclosed a cyberattack that may have exposed the email addresses and passwords of up to 14.22 million users. Here's ...

Motility suffers ransomware attack exposing sensitive data of over 766,000 customers Stolen data includes SSNs, driver’s licenses, and full contact details Company restored services, launched ...

Six months ago, Mercor was flying high after raising a massive $350 million Series C that valued the AI data training startup at $10 billion. But after admitting on March 31 that it was the target of ...

The credentials were exposed via an attack on third-party software ...

The Apache Software Foundation disputes claims that its OpenOffice project suffered an Akira ransomware attack, after the threat actors claimed to have stolen 23 GB of corporate documents. Apache ...

MEMPHIS, Tenn. - Despite a data breach that exposed the information of thousands of current and former Memphis-Shelby County Schools students and staff, a breach that led MSCS to file a lawsuit, the ...

Food delivery platform Grubhub has confirmed a recent data breach after unauthorized actors accessed parts of its internal systems. The disclosure comes as sources tell BleepingComputer the company is ...

When a healthcare data breach is first disclosed, the number of people affected is often far lower than the final tally. That figure frequently climbs as investigations continue. That's exactly what ...