This glossary includes the most common terms and expressions TechCrunch uses in our security reporting, and explanations of ...

US efforts to help Ukraine protect itself against Russian cyberattacks have been curtailed amid wide-ranging disruption by ...

The National Security Agency issued a warning about vulnerabilities in the Signal app on Feb. 25, indicating it can be penetrated by Russian operatives for spying. High-ranking officials ...

National security expert and former NSA officer John R. Schindler dissects a stunning week in American cyber policy: the ...

Chinese-speaking IronHusky hackers are targeting Russian and Mongolian government organizations using upgraded MysterySnail remote access trojan (RAT) malware.

The apparent goal was to deliver a final payload—malware known as "GammaSteel"—which can identify and steal numerous files by sending them to a hacker ... the attack to a Russian hacking ...

Symantec says it found GammaSteel on devices belonging to a military operation in Ukraine GammaSteel is an infostealer built by Russian cyber-outfit Gamaredon Gamaredon is one of many groups on ...

The incident highlights how hackers can exploit USB drives to spread malware, although such attacks are rare and usually go after high-profile targets, including companies or governments.

Among them was CrowdStrike, whose work defending the Democratic National Committee from Russian hackers in 2016 has long made it the object of conspiracy theories spread by Trump and others.

The Russian state-backed hacking group Gamaredon ... campaign started in February 2025 and continued until March, with hackers deploying an updated version of the GammaSteel info-stealing malware ...

Dobrokhotov has led investigations into Russian trolls, hackers, the invasion of Ukraine, GRU operations in Europe, and Russian government corruption. Russia-linked Telegram channels are inciting ...