> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://helpdesk.ggcircuit.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# ggRock Machine Secure Boot Violation when booting with a UEFI BIOS

Secure Boot Violation Invalid signature detected. Check Secure Boot Policy in Setup Reset/Clear Cryptographic Keys Disable Secure Boot

ggRock Machine Secure Boot Violation when booting with a UEFI BIOS

### **Problem**

The following error appears on bootup:

Secure Boot Violation Error

Invalid signature detected. Check Secure Boot Policy in Setup

When booting an operating system, modern UEFI-based systems require a digital signature to ensure the operating system being booted is trusted.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861705/undefined-Mar-31-2025-03-10-57-1706-AM.png?version=1&modificationDate=1743390669506&cacheVersion=1&api=v2)

### **Solution 1**

Example is from Alienware.

1. Access the **BIOS setup** of the system (Press F2, F10, DEL, etc depending on vendor).
2. Access the **Security** menu.
3. Toggle the **Secure Boot** setting to "**Disabled**".

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861705/undefined-Mar-31-2025-03-10-57-6531-AM.png?version=1&modificationDate=1743390669522&cacheVersion=1&api=v2)

4. Attempt booting again.

### **Solution 2**

Example is from Alienware.

1. Access the **BIOS setup** of the system (Press F2, F10, DEL, etc depending on vendor).
2. Access the **Security** menu.
3. **Reset** or **Clear** the cryptographic **keys**.

4. Attempt booting again.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861705/undefined-Mar-31-2025-03-10-57-3712-AM.png?version=1&modificationDate=1743390675786&cacheVersion=1&api=v2)

### **Additional Information**

The system image you have created may be incompatible with your BIOS configuration - that is to say, if you create a system image under legacy boot mode, it will work for both legacy and UEFI modes, but if you create a system image under UEFI mode, it will ONLY work for UEFI-mode boot.