An administrator enables Secure Boot on an ESXi host. On booting the ESXi host, the following error message appears:
Fatal error: 39 (Secure Boot Failed)
What is the cause of this issue?
An administrator enables Secure Boot on an ESXi host. On booting the ESXi host, the following error message appears:
Fatal error: 39 (Secure Boot Failed)
What is the cause of this issue?
The cause of the issue 'Fatal error: 39 (Secure Boot Failed)' when enabling Secure Boot on an ESXi host is that the kernel has been tampered with. Secure Boot is a security feature designed to ensure that only software trusted by the hardware manufacturer is allowed to run on the system. A tampered kernel indicates that it has been altered in a way that breaks the integrity check required by Secure Boot, leading to the error message observed during the boot process.
Answer is A for error 39. https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-5D5EE0D1-2596-43D7-95C8-0B29733191D9.html
ttps://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-5D5EE0D1-2596-43D7-95C8-0B29733191D9.html Error for kernal being tampered with is 39 therefore answer is A
A Troubleshooting UEFI Secure Boot If secure boot does not succeed at any level of the boot sequence, an error results. The error message depends on the hardware vendor and on the level at which verification did not succeed. If you attempt to boot with a bootloader that is unsigned or has been tampered with, an error during the boot sequence results. The exact message depends on the hardware vendor. It might look like the following error, but might look different. UEFI0073: Unable to boot PXE Device...because of the Secure Boot policy If the kernel has been tampered with, an error like the following results. Fatal error: 39 (Secure Boot Failed) If a package (VIB or driver) has been tampered with, a purple screen with the following message appears. UEFI Secure Boot failed: Failed to verify signatures of the following vibs (XX)
the docs speaks