Collaborate Disseminate
As the title says, can BIOS/UEFI malware pretend that secure boot is enabled? And if so, is there any point to enabling secure boot on a device that came with it disabled (or that you previously disabled), considering that the BIOS/UEFI mi… Continue reading Can BIOS/UEFI malware pretend that secure boot is enabled?
In order to upgrade the wifi card of my W530 thinkpad I need to patch the original bios with 1vyrain. One effect of the patch should be that the whitelist for wifi-cards is removed.
What potential security issues may be associated with suc… Continue reading Security risks with 1vyrain BIOS ThinkPad jailbreak
I think that AMD GPUs can be flashed with any modded VBIOS because the GPU doesn’t check for firmware signature.
Shouldn’t the secure boot be able to check signature of the AMD GPUs modded VBIOS and block the PC from booting if the signatu… Continue reading Would secure boot block GPU if it has modified vbios?
https://doc.coreboot.org/tutorial/part1.html:
I followed the steps here and was able to run coreboot&seabios on qemu. After this step, I want to boot "linuximage.elf". I created a folder containing the linux image and gave it… Continue reading Can linux be booted from SeaBIOS? [migrated]
If you were around for the early days of the personal computer revolution, you’ll no doubt recall the excitement every time IBM announced a new version of its beige boxes. …read more Continue reading Bringing Up an Old Motherboard Is a Delicate Process
I need to install a computer in a remote location, so that a specific unique user can remotely connect to it via Wireguard VPN. Performance requirements are very low, but security requirements are very high (needs to be very secure against… Continue reading Use old computer to run outward facing VPN server
Have you ever heard of XHCI Hand Off? Chances are you haven’t, but it is something that exists in the BIOS configuration of your Windows 11 computer. Some users may have come across it after booting into the BIOS of their computer, but have no idea wha… Continue reading What is XHCI Hand-Off in BIOS of Windows 11/10?
Frequently, I’ve noticed that motherboard manufacturers recommend against installing/upgrading BIOS updates unless there’s some kind of issue you are encountering. The warning usually comes in the form as the following (taken from a Superm… Continue reading Why are BIOS updates discouraged if they provide security improvements?
As the title states. I rebooted my PC today and was greeted with a "BIOS is updating. Do not turn off or unplug from power."
I have an Asus Sabertooh Z170 mark 1. The only Asus utility I have is AI Suite 3 for fan control. No EZ-… Continue reading Automatic BIOS Update – No logs confirm legitimacy [migrated]
What are potential security implications of using older unsupported motherboards/laptops that do not get BIOS(UEFI) updates anymore, but run an up to date GNU/Linux distribution?
Do measures like using secure boot or setting up a BIOS pass… Continue reading What are the security implications of using an old computer with no more BIOS updates?