#Cyber defense
13 articles
-72b63a4e0c8c475ad81fe3eed3f63729.jpeg "Photo of Cyril Barabaltchouk")
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-111f0e5095e02c02446ffed57bfb0ab1.jpeg "Photo of Roman Kohanets")
![The New Zealand flag flies during the Ataturk Memorial Service at Ataturk Memorial on April 25, 2018 in Wellington, New Zealand. (Source: Getty Images)]( "The New Zealand flag flies during the Ataturk Memorial Service at Ataturk Memorial on April 25, 2018 in Wellington, New Zealand. (Source: Getty Images)")
![Hackers]( "Hackers")
![Ukrainian cyber defense specialists monitor system activity during a cybersecurity exercise simulating attacks on military digital infrastructure. (Source: General Staff of the Armed Forces of Ukraine)]( "Ukrainian Military Cyber Specialists Take Second Place at Global Defense Cyber Marvel 2026")
![mobile internet]( "mobile internet")
![An illustrative image representing Russian cyber threats. (Source: UNITED24 Media/Oleksandr Manukians)]( "An illustrative image representing Russian cyber threats. (Source: UNITED24 Media/Oleksandr Manukians)")
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![Photo of Cyril Barabaltchouk]( "Photo of Cyril Barabaltchouk")
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The US Department of the Treasury’s Office of Foreign Assets Control (OFAC) has sanctioned Russian national Sergey Sergeyevich Zelenyuk, his company Matrix LLC (Operation Zero), and five associated individuals and entities for their role in acquiring and distributing cyber tools harmful to US national security.![Ukrainian flag displayed on a laptop screen and binary code displayed on a screen in Krakow, Poland, on February 16, 2022. (Source: Getty Images)]( "Ukrainian flag displayed on a laptop screen and binary code displayed on a screen in Krakow, Poland, on February 16, 2022. (Source: Getty Images)")
