Hypervisor Archives - Vali Cyber

Hardened Isn’t Secure: How Modern Threat Actors Bypass Traditional Defenses

Hypervisor Blind Spots: Compliance, Liability, and Risk

Hardened, Compliant, and Still Compromised: Why ESX Frameworks Aren’t Enough

ESX hardening guides have been the foundation of hypervisor security programs for a long time. Disable unnecessary services. Lock down management access. Enforce strong authentication. Patch early and often. These practices are table stakes, and in many environments...

PWN2OWN Berlin 2026: ESXi VM Escape

When the patch doesn’t exist yet, the control still does. ZeroLock provides mitigating controls for VMware ESXi VM escape exploits like those demonstrated by STARLabs SG at Pwn2Own Berlin 2026. What Happened at Pwn2Own Berlin 2026 Researcher Thach Nguyen...

DORA Article 9 and the Hypervisor MFA Gap: Are You Fully Compliant?

Most financial institutions have deployed multifactor authentication (MFA) where auditors have traditionally looked for it: VPNs, email, cloud applications. That coverage checks the expected boxes—and for years, it was enough. But one critical layer is still...

What Is Zero Trust Network Access for ESX?

As ransomware and advanced persistent threats continue to evolve, security teams are facing new security risks tied to the virtualization layer. VMware ESX hypervisors—responsible for running enterprise virtual machines (VMs) and managing the host operating...