[ad_1] Ransomware attacks have reached an unprecedented scale in the healthcare sector, exposing vulnerabilities that put millions at risk. Recently, UnitedHealth revealed that 190 million Americans had their personal and healthcare data stolen during the Change Healthcare ransomware attack, a figure that nearly doubles the previously disclosed total. This breach shows just how deeply ransomware…
[ad_1] Jan 29, 2025Ravie LakshmananVulnerability / Network Security Cybersecurity researchers are warning that a critical zero-day vulnerability impacting Zyxel CPE Series devices is seeing active exploitation attempts in the wild. “Attackers can leverage this vulnerability to execute arbitrary commands on affected devices, leading to complete system compromise, data exfiltration, or network infiltration,” GreyNoise researcher Glenn…
[ad_1] Jan 29, 2025Ravie LakshmananVulnerability / Software Security Broadcom has alerted of a high-severity security flaw in VMware Avi Load Balancer that could be weaponized by malicious actors to gain entrenched database access. The vulnerability, tracked as CVE-2025-22217 (CVSS score: 8.6), has been described as an unauthenticated blind SQL injection. “A malicious user with network…
[ad_1] Jan 29, 2025Ravie LakshmananCyber Espionage / Threat Intelligence The advanced persistent threat (APT) group known as UAC-0063 has been observed leveraging legitimate documents obtained by infiltrating one victim to attack another target with the goal of delivering a known malware dubbed HATVIBE. “This research focuses on completing the picture of UAC-0063’s operations, particularly documenting…
[ad_1] Jan 28, 2025Ravie LakshmananPhishing Attack / Network Security A financially motivated threat actor has been linked to an ongoing phishing email campaign that has been ongoing since at least July 2024 specifically targeting users in Poland and Germany. The attacks have led to the deployment of various payloads, such as Agent Tesla, Snake Keylogger,…
[ad_1] While passwords remain the first line of defense for protecting user accounts against unauthorized access, the methods for creating strong passwords and protecting them are continually evolving. For example, NIST password recommendations are now prioritizing password length over complexity. Hashing, however, remains a non-negotiable. Even long secure passphrases should be hashed to prevent them…
[ad_1] Jan 28, 2025Ravie LakshmananRansomware / Threat Intelligence Cybersecurity researchers have found that ransomware attacks targeting ESXi systems are also leveraging the access to repurpose the appliances as a conduit to tunnel traffic to command-and-control (C2) infrastructure and stay under the radar. “ESXi appliances, which are unmonitored, are increasingly exploited as a persistence mechanism and…
[ad_1] Jan 28, 2025Ravie Lakshmanan Cybersecurity researchers have disclosed details of a now-patched account takeover vulnerability affecting a popular online travel service for hotel and car rentals. “By exploiting this flaw, attackers can gain unauthorized access to any user’s account within the system, effectively allowing them to impersonate the victim and perform an array of…
[ad_1] Triaging and investigating alerts is central to security operations. As SOC teams strive to keep up with ever-increasing alert volumes and complexity, modernizing SOC automation strategies with AI has emerged as a critical solution. This blog explores how an AI SOC Analyst transforms alert management, addressing key SOC challenges while enabling faster investigations and…
[ad_1] Jan 28, 2025Ravie LakshmananCybersecurity / Cyber Espionage The Council of the European Union has sanctioned three individuals for allegedly carrying out “malicious cyber activities” against Estonia. The three Russian nationals – Nikolay Alexandrovich Korchagin, Vitaly Shevchenko, and Yuriy Fedorovich Denisov – are officers of the General Staff of the Armed Forces of the Russian…
