Thoughts dereferenced from the scratchpad noise.

Dell OptiPlex and coreboot - a story about porting cursed hardware (part 1)

Published at June 24, 2020 · Michał Żygowski · 7 min read

This post begins a new series telling a story of a stubborn firmware engineer who overcame never-ending amount of obstacles to create a Dell OptiPlex 9010 workstation as open as possible. In this series, you will not only read about the adventures which accompanied the work on the hardware but also you will have a chance to learn the way of BIOS developer....

Categories: firmware

Qubes OS & 3mdeb 'minisummit' 2020 summation

Published at June 17, 2020 · Kamila Banecka · 8 min read

The second Qubes OS & 3mdeb minisummit is ahead of us. We had gone through four evenings of topics devoted to Qubes OS, so it is time for broad summation of the event....

Categories: firmware miscellaneous security

Starting TrenchBoot's Landing Zone from iPXE

Published at June 1, 2020 · Krystian Hebel · 10 min read

In this article we present support for starting Landing Zone from another bootloader: iPXE. It may not be as featureful as GRUB2, but it has enough juice to start DRTM using images obtained from a remote server...

Categories: firmware security

Qubes OS and 3mdeb 'minisummit' 2020

Published at May 15, 2020 · Kamila Banecka · 5 min read

Once again, we will meet on QubesOs & 3mdeb minisummit 2020 discussing #QubesOS, #firmware, #coreboot, #security and #TPM related topics. All the event details are presented in the following blog post....

Categories: firmware miscellaneous security

Measuring memory and CPU usage on Orange Pi with Yocto & Armbian

Published at May 14, 2020 · Piotr Konkol · 6 min read

This article will show you how to perform and interpret measurements CPU usage, temperature and memory on OrangePi Zero...

Categories: iot miscellaneous

User friendly tutorial for enabling HTTPS support in iPXE

Published at May 6, 2020 · Michał Żygowski · 5 min read

This article will show you how to replace old HTTP with much safer HTTPS when booting platforms/computers over network. You will read how to quickly incorporate open-source network booting solution based on coreboot and iPXE projects to your daily life....

Categories: coreboot firmware security

Installing TrenchBoot in UEFI environments

Published at May 6, 2020 · Michał Żygowski · 17 min read

This blog post will show you how to install NixOS on UEFI platforms and how to install TrenchBoot on them....

Categories: firmware os-dev security

TrenchBoot: Open Source DRTM. CI/CD system.

Published at May 5, 2020 · Piotr Kleinschmidt · 6 min read

How to improve development and validation process in our project? Automation? Of course! Let us introduce our CI/CD system. Find out how it actually works and what advantages it has....

Categories: firmware security

TrenchBoot: Open Source DRTM. DRTM update and meta-trenchboot implementation

Published at April 30, 2020 · Piotr Kleinschmidt · 11 min read

Another release brings new updates in our Open Source DRTM project. Except for code changes, we have prepared our custom Linux image with DRTM. Also we set up CI/CD system for automation build and test. Read this article if you want to find out more details....

Categories: firmware security

Tools and ideas that keep us behind the wheel while working remotely.

Published at April 28, 2020 · Kamila Banecka · 4 min read

Remote working has different game rules than office. In this post I will present you how our team deals with the current situation and what tools help us to manage effectively....

Categories: miscellaneous

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