<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.3.2">Jekyll</generator><link href="https://221b.uk/feed/by_tag/fedora.xml" rel="self" type="application/atom+xml" /><link href="https://221b.uk/" rel="alternate" type="text/html" /><updated>2026-08-05T21:56:47+00:00</updated><id>https://221b.uk/feed/by_tag/fedora.xml</id><title type="html">221b</title><subtitle>Deconstruct. Understand. Compose.</subtitle><author><name>w4tsn</name><email>a.wellbrock@mailbox.org</email></author><entry><title type="html">How to set a FIDO2 PIN on the SoloKey v2</title><link href="https://221b.uk/how-to-set-a-pin-on-solokey-v2" rel="alternate" type="text/html" title="How to set a FIDO2 PIN on the SoloKey v2" /><published>2023-03-23T00:00:00+00:00</published><updated>2023-03-23T00:00:00+00:00</updated><id>https://221b.uk/how-to-set-a-pin-on-solokey-v2</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="hwtoken" /><summary type="html"><![CDATA[Officially a FIDO2 device exposes APIs to change the device PIN with fido2-tools. As it turns out this is broken in the SoloKey 2 firmware.]]></summary></entry><entry><title type="html">GNOME keyring unlock when using password-less login to Fedora Linux Workstation</title><link href="https://221b.uk/gnome-login-using-u2f-security-tokens" rel="alternate" type="text/html" title="GNOME keyring unlock when using password-less login to Fedora Linux Workstation" /><published>2023-03-19T00:00:00+00:00</published><updated>2023-03-19T00:00:00+00:00</updated><id>https://221b.uk/gnome-login-using-u2f-security-tokens</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="hwtokens" /><summary type="html"><![CDATA[While I detailed how to use the YubiKey security token for a variety of things I want to revisit hardware token usage as login factor for GNOME sessions as those pose an additional challenge.]]></summary></entry><entry><title type="html">OpenSSH key management with YubiKey PIV and FIDO2</title><link href="https://221b.uk/openssh-key-management-with-yubikey" rel="alternate" type="text/html" title="OpenSSH key management with YubiKey PIV and FIDO2" /><published>2023-03-02T00:00:00+00:00</published><updated>2023-03-02T00:00:00+00:00</updated><id>https://221b.uk/openssh-key-management-with-yubikey</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="hwtoken" /><summary type="html"><![CDATA[The YubiKey has two features to make it a storage for OpenSSH private and public keys: PIV and FIDO2. Let's have a look how that works.]]></summary></entry><entry><title type="html">Using a YubiKey for authentication at a Fedora Linux Workstation</title><link href="https://221b.uk/using-yubikey-as-factor-in-linux-pam" rel="alternate" type="text/html" title="Using a YubiKey for authentication at a Fedora Linux Workstation" /><published>2023-02-26T00:00:00+00:00</published><updated>2023-02-26T00:00:00+00:00</updated><id>https://221b.uk/using-yubikey-as-factor-in-linux-pam</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="hwtoken" /><summary type="html"><![CDATA[Let me tell you how to configure a YubiKey 5C NFC and Linux PAM to authenticate in all cases PAM is used and you'd like to use a YubiKey.]]></summary></entry><entry><title type="html">Exploring the use of YubiKeys in Fedora Linux</title><link href="https://221b.uk/exploring-use-of-yubikeys-in-fedora-linux" rel="alternate" type="text/html" title="Exploring the use of YubiKeys in Fedora Linux" /><published>2023-02-25T00:00:00+00:00</published><updated>2023-02-25T00:00:00+00:00</updated><id>https://221b.uk/exploring-use-of-yubikeys-in-fedora-linux</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="hwtoken" /><summary type="html"><![CDATA[I'm exploring the applications of a YubiKey in my day-to-day life using Fedora Linux]]></summary></entry><entry><title type="html">Safe automatic decryption of LUKS partition using TPM2</title><link href="https://221b.uk/safe-automatic-decryption-luks-partition-tpm2" rel="alternate" type="text/html" title="Safe automatic decryption of LUKS partition using TPM2" /><published>2023-01-23T00:00:00+00:00</published><updated>2023-01-23T00:00:00+00:00</updated><id>https://221b.uk/safe-automatic-decryption-luks-partition-tpm2</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="luks" /><summary type="html"><![CDATA[In this article I demonstrate and explain how to safely decrypt a LUKS encrypted disk automatically using a TPM2 chip, the clevis package and initramfs.]]></summary></entry><entry><title type="html">Introducing Powerline to Fedora Toolbox</title><link href="https://221b.uk/introducing-powerline-to-fedora-toolbox" rel="alternate" type="text/html" title="Introducing Powerline to Fedora Toolbox" /><published>2021-06-16T00:00:00+00:00</published><updated>2021-06-16T00:00:00+00:00</updated><id>https://221b.uk/introducing-powerline-to-fedora-toolbox</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><summary type="html"><![CDATA[I'm using Powerline for shell with a custom theme and for the first time used fedora toolbox just to see that Powerline is broken inside it. Let's fix that.]]></summary></entry><entry><title type="html">Building Flashable Images For Your Fedora IoT Remix</title><link href="https://221b.uk/building-flashable-images-for-your-fedora-iot-remix" rel="alternate" type="text/html" title="Building Flashable Images For Your Fedora IoT Remix" /><published>2021-03-25T00:00:00+00:00</published><updated>2021-03-25T00:00:00+00:00</updated><id>https://221b.uk/building-flashable-images-for-your-fedora-iot-remix</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="othermo" /><category term="work" /><summary type="html"><![CDATA[This time we'll tackle the question how to build flashable, raw OS images from RPM-OSTree based systems.]]></summary></entry><entry><title type="html">Maintaining An OSTree Remote With NGINX</title><link href="https://221b.uk/maintaining-an-ostree-remote-with-nginx" rel="alternate" type="text/html" title="Maintaining An OSTree Remote With NGINX" /><published>2021-03-19T00:00:00+00:00</published><updated>2021-03-19T00:00:00+00:00</updated><id>https://221b.uk/maintaining-an-ostree-remote-with-nginx</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="othermo" /><category term="work" /><summary type="html"><![CDATA[Previously I showed you how to build and maintain a Fedora IoT Remix, use RPM-OSTree-Engine to ease the process and to automate our builds with Gitlab CI/CD This time I want to go into details on how to properly distribute the RPM-OSTree repository to potential clients like my many many Raspberry Pis. Or of course my companies clients.]]></summary></entry><entry><title type="html">Automating The Fedora IoT Remix Build with Gitlab CI</title><link href="https://221b.uk/automating-fedora-iot-remix-build-with-gitlab-ci" rel="alternate" type="text/html" title="Automating The Fedora IoT Remix Build with Gitlab CI" /><published>2021-03-12T00:00:00+00:00</published><updated>2021-03-12T00:00:00+00:00</updated><id>https://221b.uk/automating-fedora-iot-remix-build-with-gitlab-ci</id><author><name>w4tsn</name></author><category term="posts" /><category term="fedora" /><category term="othermo" /><category term="work" /><summary type="html"><![CDATA[This time I want to talk about how I use RPM-OSTree-Engine in Gitlab CI to automate the build process and deployment of the commits to a public OSTree repository. At the end we'll have git repository with Gitlab CI configuration to keep our public OSTree repository up-to-date whenever we change something in our git sources.]]></summary></entry></feed>