A former employee of a cybersecurity firm pleaded guilty to aiding ransomware criminals to maximize their profits, with the goal of taking a cut of the ransom.

The hack against Kelp DAO is the largest crypto heist of the year so far.

Nicholas Moore hacked into three U.S. government networks using stolen credentials, and then bragged about it and posted victims' personal data on Instagram under the handle @ihackedthegovernment.

A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit them. Now, hackers are taking advantage of the vulnerabilities in real-life attacks, according to a cybersecurity firm.