Ukraine war: What's the impact of cyber guerrillas?
In response to Russia's invasion, Ukraine called for support from volunteers operating in cyberspace. Since then, hackers have helped Kyiv's war effort. But this new phenomenon also draws criticism.
Ukraine’s intelligence claims cyberattack on Russia’s state tax service
Ukraine's defense intelligence directorate (GUR) said it infected thousands of servers belonging to Russia's state tax service with malware, and destroyed databases and backups.
Ukraine's top mobile operator hit by biggest cyberattack of war so far | Reuters
Ukraine's biggest mobile network operator was hit on Tuesday by what appeared to be the largest cyberattack of the war with Russia so far, knocking out mobile and internet services for millions and the air raid alert system in parts of Kyiv region.
The Cheap Radio Hack That Disrupted Poland’s Railway System
The sabotage of more than 20 trains in Poland by apparent supporters of Russia was carried out with a simple “radio-stop” command anyone could broadcast with $30 in equipment.
Pro-Russia Facebook Disinfo Network Targets Francophone Africa
The pages promote Russia’s line on the war in Ukraine to more than 4 million followers, casting doubt on Meta’s pledge to combat foreign influence campaigns.
Swiss intelligence warns of fallout in cyberspace as West clamps down on spies
The efforts by governments in Europe and elsewhere to degrade Russia's human intelligence networks could have blowback in other areas, Swiss intelligence is warning.
BlueDelta Exploits Ukrainian Government Roundcube Mail Servers to Support Espionage Activities | Recorded Future
Recorded Future's Insikt Group, in partnership with Ukraine's Computer Emergency Response Team (CERT-UA), has uncovered a campaign targeting high-profile entities in Ukraine that was cross-correlated with a spearphishing campaign uncovered by Recorded Future’s Network Traffic Intelligence. The campaign leveraged news about Russia’s war against Ukraine to encourage recipients to open emails, which immediately compromised vulnerable Roundcube servers (an open-source webmail software), using CVE-2020-35730, without engaging with the attachment. We found that the campaign overlaps with historic BlueDelta activity exploiting the Microsoft Outlook zero-day vulnerability CVE-2023-23397 in 2022.
Pro-Ukraine hackers bring Russian banking system to its knees
A team of hackers, hacked into several Russian businesses and the nation's largest ISP and service provider to the Central Bank of Russia. Because of the hack, the Russian banking system went down. The hackers also put up pro-Ukrainian posters on the hacked websites.
Russian Radio Stations Hacked, Fake Putin Message Announcing Invasion of Russia Broadcast
The voice, very similar to President Putin’s, also announced martial law, general mobilisation and the evacuation of civilians in three regions bordering Ukraine.
The Cyber Defense Assistance Imperative – Lessons from Ukraine
Russia’s further invasion of Ukraine in February 2022 was a watershed moment, and unique in that a major nation-state had engaged in coordinated, convergent digital and physical attacks in an effort to conquer a neighboring country. Leaders will draw lessons from this conflict for years, but one is already clear: the ability to deliver cyber defense assistance must be a key national security capability.
Pro-Russian DDoS attacks raise alarm in Denmark, U.S.
Distributed denial-of-service (DDoS) attacks by pro-Russian hacking groups are causing alarm in the U.S. and Denmark after several incidents affected websites of hospitals and government offices in both countries. On Tuesday, Denmark announced that it was raising its cyber risk alert level after weeks of attacks on banks and the country’s defense ministry.
Ukraine Has Digitized Its Fighting Forces on a Shoestring
Ukraine has achieved a cut-price version of what the Pentagon has spent decades and billions of dollars striving to accomplish: digitally networked fighters, intelligence and weapons.
The Cyber Defense Assistance Imperative – Lessons from Ukraine
Russia’s further invasion of Ukraine in February 2022 was a watershed moment, and unique in that a major nation-state had engaged in coordinated, convergent digital and physical attacks in an effort to conquer a neighboring country. Leaders will draw lessons from this conflict for years, but one is already clear: the ability to deliver cyber defense assistance must be a key national security capability.
Pro-Russian DDoS attacks raise alarm in Denmark, U.S.
Distributed denial-of-service (DDoS) attacks by pro-Russian hacking groups are causing alarm in the U.S. and Denmark after several incidents affected websites of hospitals and government offices in both countries. On Tuesday, Denmark announced that it was raising its cyber risk alert level after weeks of attacks on banks and the country’s defense ministry.
Ukraine Has Digitized Its Fighting Forces on a Shoestring
Ukraine has achieved a cut-price version of what the Pentagon has spent decades and billions of dollars striving to accomplish: digitally networked fighters, intelligence and weapons.
%2Fcloudfront-us-east-2.images.arcpublishing.com%2Freuters%2F7WB4KO3VURIJFCMNGZMZOWFTHU.jpg?width=92&height=&ar=&mode=&format=avif&dpr=2)
