Questions tagged [secure-boot]

Issues related to preventing entry of unauthorized software at system startup.

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Dell 2950 stops at DRAC prompt prior to BIOS. How can I get it to boot from CD?

I have a Dell 2950 server that happens to have a currently broken Windows Server 2008 R2. When power cycled the normal Dell BIOS comes up. Pressing F2 results in the F2 prompt changing to "Entering ...
Bryce's user avatar
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0 votes
1 answer
791 views

How to add a certificate in UEFI SHIM for signing a kernel module on GCP?

I followed this tutorial in order to add my own signed kernel module in my Ubuntu VM (18.04 LTS). It is hosted on Google Cloud Platform. I would like to add a certificate in the UEFI shim/Mokmanager, ...
Antonin M.'s user avatar
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0 answers
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Secure Boot driver signature fails after disk conversion to UEFI - Windows Server 2019

I have a number of servers I need to get converted to UEFI from MBR disk. I have the process for this working well in a lab environment but when I try to do it on production servers after the ...
yesitsmedoug's user avatar
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0 answers
255 views

ESXi Secure Boot VIB VMware_locker_tools-light_12.0.6.20104755-20491463 does not have signed XML data

[root@VMkernelPortESXiHost:~] /usr/lib/vmware/secureboot/bin/secureBoot.py - c Secure boot CANNOT be enabled: All vib signatures verified. Failed to validate loaded tardisks: Errors: [ValueError] VIB ...
Joshua Ginn's user avatar
-1 votes
1 answer
52 views

Unable to switch os in dual booting [closed]

I got a new laptop ((Asus vivobook 14)https://www.flipkart.com/asus-vivobook-14-ryzen-5-hexa-core-4500u-8-gb-512-gb-ssd-windows-10-home-m413ia-ek582t-thin-light-laptop/p/itm8d1c44556be49?pid=...
Shashank Sharma's user avatar