Updating Spectre, Meltdown and Foreshadow mitigations

The video provides an update on the Spectre and Meltdown vulnerabilities, which exploit weaknesses in speculative execution to leak unauthorized information. It affects processors from Intel, AMD, and NVIDIA, requiring a combination of firmware and operating system updates. The tutorial focuses on Windows systems, detailing the necessary registry keys for mitigation and the installation of the speculation control module. It also discusses the performance impacts of these mitigations and advises on risk assessment, noting that no active attacks have been observed in the wild.

What is the significance of the PowerShell script policy in mitigating these vulnerabilities?

What considerations should be made regarding performance when enabling mitigations for these vulnerabilities?