A shadowy group that stole and dumped the NSA’s most powerful hacking tools still has implications for how companies think about digital risk today.

An Israeli cybersecurity firm said Iran’s government is behind Ababil of Minab, a fake hacktivist persona that has claimed a series of data breaches after the start of the war in Iran.

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.