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Kyivstar

All articles tagged with #kyivstar

cybersecurity2 years ago•1 min saved

"Ukraine Accuses Russian Hackers of Long-Term Telecom Breach Amidst War Tensions"

Ukrainian officials reported that Russian hackers, believed to be part of the Sandworm cyberwarfare unit, infiltrated the network of Ukraine's largest telecom provider, Kyivstar, from at least May 2023, leading to significant service disruptions in December. The cyberattack wiped out critical infrastructure, affecting over 24 million customers and causing widespread communication issues, including in areas affected by the ongoing conflict with Russia. This incident highlights the vulnerability of even large-scale networks to sophisticated cyber espionage and sabotage operations.

via POLITICO Europe|

##cyberattack #cybersecurity

cybersecurity2 years ago•0 min saved

"Report Reveals Russian Hackers Infiltrated Ukraine Telecom for Months Before Cyberattack"

Russian hackers infiltrated Kyivstar, Ukraine's largest telecom provider, for several months before executing a significant cyberattack in December. The Security Service of Ukraine's cybersecurity chief described the attack as disastrous, with the dual purpose of intelligence gathering and psychological impact. The hacking group Solntsepek claimed responsibility, but Ukrainian officials believe Russia's military intelligence unit Sandworm was behind it, signaling a warning to the Western world about cybersecurity vulnerabilities.

via The Daily Beast|

##cyberattack #cybersecurity

cybersecurity2 years ago•4 min saved

"Russian Cyber Intrusion Persisted for Months in Ukraine Telecom"

Ukrainian telecoms giant Kyivstar was the target of a significant cyberattack by Russian hackers, believed to be the military spy unit Sandworm, who had access to the system since at least May 2023. The attack, which coincided with Ukrainian President Zelenskiy's visit to Washington, resulted in the destruction of Kyivstar's "core," affecting services for millions and potentially compromising personal data. Despite the severity, the Ukrainian military's operations were not strongly impacted, and Kyivstar's services have been fully restored. The SBU is still investigating the exact penetration method, while the attack serves as a stark warning to the West about the capabilities and intentions of Russian cyber warfare.

via Reuters|

##cyberattack #cybersecurity

cybersecurity2 years ago•4 min saved

"Russian Cyber Incursion: Months Inside Ukraine's Telecoms Amidst War Tensions"

Russian hackers infiltrated the systems of Ukraine's largest telecom operator, Kyivstar, from at least May 2023, causing significant service disruptions for millions of users in December. The Security Service of Ukraine (SBU) believes the group behind the attack is Sandworm, a Russian military intelligence cyber unit. The attack aimed to deliver a psychological blow, gather intelligence, and caused extensive damage to Kyivstar's infrastructure. Despite the severity, no major impact on Ukraine's military communications was reported, and personal data leaks have not been confirmed. The SBU and Kyivstar are working closely to investigate and prevent future cyber threats.

via Yahoo News|

##cyberattack #cybersecurity

cybersecurity2 years ago•2 min saved

Ukrainian Cyberattack: Russian Hackers Disrupt Cellular and Internet Services

Ukrainian civilians are experiencing widespread cellular phone and internet outages for the second day in a row after a cyberattack, believed to be carried out by Russian hackers, targeted Kyivstar, the country's largest mobile phone and internet provider. Two hacking groups with ties to the Russian government have claimed responsibility for the attack, which has disrupted various services including street lights, credit card payments, and air alert systems. Kyivstar's website remains unavailable, and the restoration of all services is expected to take time. The attack is one of the most significant compromises on a civilian telecommunications provider and one of the most disruptive incidents in the ongoing Russia-Ukraine conflict.

via Ars Technica|

#cyberattack #cybersecurity #internet-outage

cybersecurity2 years ago•4 min saved

Russian Military-Linked Hackers Claim Responsibility for Ukrainian Telecom Cyberattack

The hacker group Sandworm, linked to Russia's GRU military intelligence agency, has claimed credit for a cyberattack on Kyivstar, one of Ukraine's largest mobile and internet providers. The attack resulted in essential services being blocked and limited access to the company's infrastructure. While the Ukrainian government and cybersecurity experts have not publicly attributed the attack to Sandworm, a group called Solntsepek, believed to be a front for Sandworm, claimed responsibility in a Telegram post. The attack on Kyivstar is seen as one of the most disruptive cyberattacks in Ukraine since Russia's invasion in 2022, with potential implications for intelligence-gathering, military communications, and civilian alerts.

via WIRED|

#cyberattack #cybersecurity #kyivstar

cybersecurity2 years ago•3 min saved

Ukraine's Largest Telecom Operator, Kyivstar, Suffers Devastating Cyberattack

Kyivstar, Ukraine's largest telecom operator, has been hit by a major cyber attack, disrupting mobile and internet services across the country. The attack, claimed by pro-Russia hacktivist group KillNet and later by another group called Solntsepyok, is believed to be a result of the ongoing war with Russia. Kyivstar, owned by VEON, is working to restore services and has promised compensation to affected customers. The company has notified law enforcement and special state services, but has not provided details about the nature of the attack. The personal data of subscribers is believed to be safe.

via The Hacker News|

#cyber-attack #cybersecurity #kyivstar

cybersecurity2 years ago•2 min saved

"Ukrainian Mobile Operator Targeted in Devastating Cyberattack, Disrupting Banking and Air Raid Systems"

A major cyberattack on Ukraine's largest mobile operator, Kyivstar, disrupted banking services and the regional air raid warning system. The attack, potentially orchestrated by Russian special services, damaged Kyivstar's IT infrastructure, leading to network shutdowns. The incident is being investigated by Ukraine's Security Service (SBU), and the impact of the attack is considered one of the most effective on critical infrastructure in Ukraine since Russia's invasion. Russian state-backed hackers have previously targeted Ukrainian critical infrastructure alongside physical attacks. Despite the fog of war, Ukraine's cyber defenses have proven resilient.

via CNN|

#critical-infrastructure #cyberattack #cybersecurity

cybersecurity2 years ago•3 min saved

"Ukraine's Largest Mobile Operator Targeted in Massive Cyberattack Amidst Ongoing Conflict"

Ukraine's largest mobile network operator, Kyivstar, experienced a major cyberattack, believed to be the largest during the ongoing war with Russia. The attack resulted in the disruption of mobile and internet services for millions of subscribers, as well as the air raid alert system in parts of the Kyiv region. Kyivstar's CEO stated that the attack was connected to the war with Russia, and the company's IT infrastructure was partially destroyed. The Ukrainian government is investigating the possibility of Russian state involvement. The outage marks one of the biggest hacks in Ukraine since Russia's invasion in 2022.

via Reuters|

#cyberattack #cybersecurity #kyivstar

cybersecurity2 years ago•2 min saved

Ukraine's Kyivstar Mobile Operator Targeted in Cyberattack Amidst Ongoing Conflict

Kyivstar, Ukraine's largest mobile operator, experienced a powerful cyberattack that disrupted service to millions of people, including internet access. The attack poses a significant danger in a country where phone alerts are relied upon to warn of impending Russian bombardments. While the company works to restore communication, it is unclear when service will be fully restored. The head of Kyivstar implied that the attack was part of the ongoing war with Russia in cyberspace. Ukraine's domestic intelligence agency will investigate, focusing on whether Russian special services were behind the hack. This attack is part of a broader campaign, as Ukrainian telecom companies have been targeted since the 2022 invasion.

via The New York Times|

#connectivity #cyberattack #cybersecurity