Ragnar Locker ransomware group released 361 gigabytes of what appears to be confidential data belonging to Greek national natural gas operator DESFA. The threat group says the alleged victim did not negotiate with it. The company confirmed a cyberattack and said it would not pay the ransom.
A Texas-based hospital is apparently still contending with pressure to pay an extortion group that claims to have stolen patient data months ago, while a French medical center responds to a weekend attack and demands to pay a $10 million ransom.
Accenture analyzed the top 20 most active ransomware leak sites to see how threat actors are posting sensitive corporate information and making the data easy to search and exploit. Accenture's Robert Boyce explains how cybercriminals are weaponizing stolen ransomware data for follow-up attacks.
Ransomware karma: The notorious LockBit 3.0 ransomware gang's site has been disrupted via a days-long distributed-denial-of-service attack, with administrator LockBitSupp reporting that it appears to be retribution for the gang leaking files stolen from a recent victim: security firm Entrust.
Expel is out with its latest quarterly threat report, which reveals that Identity-based attacks now account for 56% of incidents identified by Expel's SOC. Jon Hencinski shares highlights from the report and how to respond to BEC, ransomware and attackers who have found ways to defeat MFA.
Cloud collaboration suites like Microsoft 365 are critical to business success, but have become significant entry points for potential exploitation. Just as your team relies on email and collaboration tools to accomplish their goals, so too do sophisticated threat actors. And while the built-in security of Microsoft...
Denis Mihaqlovic Dubnikov, 29, allegedly participated in a conspiracy to launder money obtained through Ryuk ransomware. Operators behind the malware mounted one of the largest cyberattacks against the healthcare sector in a fall 2021 ransomware spree.
As the Russia-Ukraine war continues, Ukrainian government cybersecurity official Victor Zhora says that the country's computer emergency response team has tracked more than 1,600 online attacks and that defensively, "wipers continue to be the biggest challenge."
The latest edition of the ISMG Security Report discusses how ransomware groups continue to refine their shakedown tactics and monetization models, highlights from this year's Black Hat conference and why helping those below the "InfoSec poverty line" matters to businesses.
The persistent and escalating ransomware threat has now become a top business priority, diverting executive attention from growth agendas. Ransomware risk management programs have emerged as a comprehensive approach involving IT, security, line-of-business, and executives.
Addressing software and configuration...
A New York-based practice management vendor has notified 28 healthcare entity clients and more than 942,000 of their patients that sensitive information was compromised in a ransomware attack in April. The incident is the latest fallout from ransomware assaults on the healthcare sector.
The Cl0p ransomware group has been attempting to extort Thames Water, a public utility in England. Just one problem: the group attacked an entirely different water provider. Through ineptitude or outright lying, this isn't the first time that a ransomware group has claimed the wrong victim.
ENISA’s new "Threat Landscape for Ransomware Attacks" report analyzes 623 ransomware incidents in the EU, U.K. and U.S. from 2021 to 2022. ENISA cybersecurity officer Ifigeneia Lella shares how attacks have evolved and how 95% of reported incidents lack key data about how the breaches occurred.
The average person believes using Multi-Factor Authentication (MFA) makes them significantly less likely to be hacked. That is simply not true! Hackers can bypass 90-95% of MFA solutions much easier than you would think. Using a regular looking phishing email, they can bypass MFA just as easily as if it were a simple...
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