How to Enable and Disable Core Isolation Memory Integrity in Windows 11

02 November 2022

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Lately, there has been a change in the pattern of cyberattacks. The malicious hackers can hijack PCs and lock files and demand a ransom of money to return the files. This is a crime of extortion to the victim.

To commit these crimes, many malicious hackers use Ransomware, such as WannaCry and Petya. This leverages kernel-level exploits to launch the highest-privileged .

To combat this, Microsoft has provided a utility that allows you to enable Core Isolation Memory Integrity to limit this kind of attack.

What is Core Isolation Memory Integrity?

Microsoft has a security feature called  “Core Isolation” that isolates core programs in memory to protect them from malicious applications. Core Isolation runs on basic operations in a virtual environment.

Memory Integrity,” sometimes referred to as Hypervisor-protected Code Integrity (HVCI), is a security feature that makes it difficult for malicious software to control your machine using low-level . It should stop malicious code from being introduced into the process during an attack.

A driver is software that allows communication between the operating system and a device, such as a keyboard or a webcam. Memory Integrity works by creating an isolated environment using hardware virtualization.

The latest feature update for 11, known as 11 Update 2022 (), by default enables Core Isolation Memory Integrity.

How to Enable and Disable Core Isolation Memory Integrity in Windows

  1. Open “Windows Security“. You can open it by clicking the Windows Start button and then in the search box typing “windows security“.
open windows security
  1. Then navigate to “Device security” and then click on “Core isolation details“.
windows security core isolation
  1. Next, slide the “Memory Integrity” switch to the right to enable and to the left to disable.
windows security memory integrity
  1. If prompted by , click the Yes button to approve.
  2. Then restart your computer to apply the changes.

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