Raspberry Pi and Docker for your home's entertainment and work.
Published at September 23, 2020 · Dawid Zębacki · 9 min read
Have you ever been trying to automate something at home or at work? Here it comes for the rescue Raspberry Pi working with Docker! With these tools, you can create a lot of projects with small effort....
Categories: app-dev firmware iot miscellaneous
Reasonably secure way to update your system firmware
Published at September 18, 2020 · Norbert Kamiński · 3 min read
As you may know from the previous blog post, the qubes-fwupd is the wrapper that allows you to update the firmware of your devices in the Qubes OS. This time I will briefly describe the new features, whereby you will securely update your system firmware....
TrenchBoot: Open Source DRTM. Multiboot2 support.
Published at September 7, 2020 · Krystian Hebel · 11 min read
This month we will show that not only Linux kernel can be started by TrenchBoot. We also did some drastic changes to the bootloader data format, so if you try to redo some older posts in the future and they do not seem to work, this is probably the place to look for hints....
Published at September 3, 2020 · Kamila Banecka · 4 min read
The second post on 3mdeb contribution summary! The second quarter of 2020 has brought new merged patches. Check the samples of code that we successfully contributed and feel free to use them in your own projects....
Categories: miscellaneous
Booting coreboot on Intel Comet Lake S RVP8
Published at August 31, 2020 · Michał Żygowski · 10 min read
This blog post shows the procedure of building coreboot for a Comet Lake S platform. Also it describes problems occurred when building and booting the image. As a bonus, few tips and tricks will be shown how to fix/workaround these kind of problems....
Case study - debugging race condition in golang
Published at August 19, 2020 · Igor Bagnucki · 5 min read
In this article, we analyze different approaches to debugging race conditions based on the case study. The most intuitive approach can work, but in reality, there may be better ways to find and fix the problem....
Categories: app-dev
TrenchBoot: Open Source DRTM. TPM event log all the way.
Published at August 13, 2020 · Krystian Hebel · 12 min read
We extended the TPM event log support to the Linux kernel. It is now possible to print all of the PCR extend operations performed and compare the hashes with files to see if anything is wrong....
coreboot Fundamentals Training
Published at August 9, 2020 · Kamila Banecka · 4 min read
coreboot Fundamentals Training is the first step of 3mdeb Firmware Training path. It provides solid grounds for further development towards proficiency in coreboot firmware platform enginering. With this blogpost we are starting coreboot fundamentals mini-course....
Categories: firmware miscellaneous
Secure Application – Best coding practices
Published at July 23, 2020 · Malwina Mika · 7 min read
When building an application, we must assume that it will be exposed to attackers at all times and may be misused by ordinary recipients. The danger of the first group seems obvious, but what kind of risk a standard user brings?...
Categories: app-dev development security
Project status of the fwupd/LVFS support for Qubes OS
Published at July 14, 2020 · Norbert Kamiński · 5 min read
During the QubesOS minisummit, I have presented the initial status of the fwupd/LVFS support for the Qubes OS. Now it is time to share some more information about the progress....
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