Coverage of cybersecurity incidents, policy, public services, privacy, advisories, and regional developments connected to Ukraine.
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Background for this topic.
Ukraine covers cybersecurity and information-security developments connected to Ukraine, including incidents, policy, privacy, advisories, research, and news affecting organizations, public services, and digital systems in the area.
For practitioners, the tag provides geographic context for developments involving Ukraine's organizations, services, partners, and users. Individual articles provide the specific technologies, threats, sectors, and operational implications relevant to each development.
Weekly headline count for the current query.
A Ukrainian national extradited from Ireland to the United States last year has pleaded guilty to conspiracy charges tied to the Conti ransomware operation. [...]
A likely Russian threat cluster tracked as GreyVibe has been targeting Ukrainian entities with AI-generated lures and a rich set of custom malware tools. [...]
The Ukrainian cyberpolice, working in conjunction with U.S. law enforcement, has identified an 18-year-old man from Odesa suspected of running an infostealer malware operation targeting users of an online store in California. [...]
The Ukrainian police have arrested three individuals who hacked more than 610,000 Roblox gaming accounts and sold them for a profit of $225,000. [...]
A new malware family named 'AgingFly' has been identified in attacks against local governments and hospitals that steal authentication data from Chromium-based browsers and WhatsApp messenger. [...]
Hackers part of APT28, a state-backed threat group linked to Russia's military intelligence service (GRU), are exploiting a Zimbra Collaboration Suite (ZCS) vulnerability in attacks targeting Ukrainian government entities. [...]
Spanish and Ukrainian law enforcement authorities dismantled a criminal ring that exploited war-displaced Ukrainian women to run an online gambling scheme that laundered nearly €4.75 million in illicit proceeds. [...]
A Ukrainian man has pleaded guilty to operating OnlyFake, an AI-powered website that generated and sold more than 10,000 photos of fake identification documents to customers worldwide. [...]
A Ukrainian national was sentenced to five years in prison for providing North Korean IT workers with stolen identities that helped them infiltrate U.S. companies. [...]
Ukraine's Computer Emergency Response Team (CERT) says that Russian hackers are exploiting CVE-2026-21509, a recently patched vulnerability in multiple versions of Microsoft Office. [...]
The identity of the Black Basta ransomware gang leader has been confirmed by law enforcement in Ukraine and Germany, and the individual has been added to the wanted list of Europol and Interpol. [...]
Officials of Ukraine's Defense Forces were targeted in a charity-themed campaign between October and December 2025 that delivered backdoor malware called PluggyApe. [...]
A Ukrainian national pleaded guilty on Friday to conducting Nefilim ransomware attacks that targeted high-revenue businesses across the United States and other countries. [...]
European law enforcement authorities dismantled a fraud network operating call centers in Ukraine that scammed victims across Europe out of more than 10 million euros. [...]
U.S. prosecutors have charged a Ukrainian national for her role in cyberattacks targeting critical infrastructure worldwide, including U.S. water systems, election systems, and nuclear facilities, on behalf of Russian state-backed hacktivist groups. [...]
The police in Poland arrested three Ukrainian nationals for allegedly attempting to damage IT systems in the country using hacking equipment and for obtaining "computer data of particular importance to national defense." [...]
Russian state-backed hacker group Sandworm has deployed multiple data-wiping malware families in attacks targeting Ukraine's education, government, and the grain sector, the country's main revenue source. [...]
A Ukrainian national believed to be a member of the Conti ransomware operation has been extradited to the United States and faces charges that could get him 25 years in prison. [...]
A spearphishing attack that lasted a single day targeted members of the Ukrainian regional government administration and organizations critical for the war relief effort in Ukraine, including the International Committee of the Red Cross, UNICEF, and various NGOs. [...]
The U.S. Department of Justice has charged Ukrainian national Volodymyr Viktorovich Tymoshchuk for his role as the administrator of the LockerGoga, MegaCortex, and Nefilim ransomware operations. [...]