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Scattered Spider: The Group Behind Major ESXi Ransomware Attacks

A new wave of ransomware actors is rewriting the rulebook. Their sights are set on VMware ESXi. Scattered Spider (AKA UNC3944, 0ktapus, Muddled Libra) is one of the most agile and dangerous threat clusters in operation today. They’re not a traditional ransomware gang....

From Retail Floors to Virtual Cores: ESXi Is the Next Attack Vector in Retail

In April 2025, Marks & Spencer—one of Britain’s most successful retailers—was crippled by a ransomware attack that didn’t just encrypt endpoints. It locked down VMware ESXi hypervisors, freezing core systems and bringing operations to a standstill. Sales were...

The Oversight That Could Cost You: Why Basic Hypervisor Protection Fails

Modern hypervisors form the backbone of today’s cloud and virtualization environments. By enabling multiple business functions to reside on a single physical server, they enhance efficiency and reduce administrative overhead. As organizations increasingly rely...

ZeroLock® Mitigates 100% of ESXi TTPs

MITRE ATT&CK v17 introduces a dedicated ESXi platform, marking a major shift in cybersecurity priorities. The new ESXi matrix spans 12 attack stages — adapting 34 Linux TTPs, carrying over 30 more, and introducing 4 ESXi-specific techniques — officially validating...

MITRE ATT&CK v17: Spotlighting ESXi

In a landmark update, MITRE ATT&CK v17 introduces a dedicated ESXi platform to its framework, bringing hypervisor threats into the spotlight. As a result, this move validates what security teams have been seeing for years: attackers are targeting hypervisors...

Why ESXi Security in Manufacturing Can’t Wait

Industry 4.0 is transforming manufacturing, making operations smarter, faster, and more efficient. But with increased connectivity comes increased risk. Hypervisor threats are evolving fast—especially for organizations relying on VMware ESXi to power their virtualized...