Kremlin propagandists tricked a half dozen celebrities into recording videos urging Ukraine's president to seek treatment for substance abuse.

Police in Ukraine arrested a 32-year-old man they say was the "leader" of a group, as well as "his four most active accomplices," according to a Google…

Yurii Shchyhol and Victor Zhora were accused of participating in a scheme to contract software at inflated prices.

Michigan Secretary of State Jocelyn Benson

The notorious Russian hacking group known as Sandworm took down a substation that caused a brief outage, according to a new Mandiant report.

Hackers from countries like Iran are increasingly pairing their hacking operations with information operations pushing propaganda.

Ukrainian officials say Russian hackers targeted counter-intelligence and law enforcement data during the first half of this year.

Russia is pivoting from disruptive cyberattacks to more targeted operations aimed at giving it an advantage on the Ukrainian battlefield.

The satellite hack that took the world by storm was more complex than initially thought, according to a Viasat executive.

The Ukrainian cybersecurity official discusses charging Russian operatives with war crimes for digital assaults on civilians.