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/blog
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Blog
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RSS Feed
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/blog/2026-04-23-sysextmgr/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Managing System Extensions with sysextmgrcli</h2>
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<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Stefan Schubert</span>
<span>23. Apr 2026</span>
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<p>Managing System Extensions on openSUSE MicroOS with sysextmgrcli
If you are running openSUSE MicroOS, you already know the drill: the root filesystem is read-only,
and tra...</p>
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/blog/2025-08-11-fde-tpm2-yast2/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">YaST2 support for Full Disk Encryption with TPM2</h2>
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<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Thorsten Kukuk</span>
<span>11. Aug 2025</span>
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<p>Intro
The openSUSE MicroOS installer (YaST2) supports since snapshot 20250809 Full Disk Encryption (FDE) secured by a TPM2 chip and measured boot or a FIDO2 key.
Since qu...</p>
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/blog/2025-07-29-switch-to-single-rpmtrans/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">zypper single transaction mode now default</h2>
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<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Thorsten Kukuk</span>
<span>29. Jul 2025</span>
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<p>Default zypper backend
Over the weekend we switched the default zypper backend from the classic_rpmtrans to the single_rpmtrans backend in openSUSE MicroOS.
Anyone who ha...</p>
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/blog/2025-07-18-fde-rogue-devices/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Presenting GRUB2 BLS</h2>
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<div class="card-body">
<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Alberto Planas</span>
<span>18. Jul 2025</span>
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<p>Protecting against rogue devices in openSUSE with Full Disk Encryption
openSUSE have now multiple ways to configure a Full Disk Encryption
(FDE) installation. A very secu...</p>
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/blog/2024-10-08-grub2-bls/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Presenting GRUB2 BLS</h2>
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<div class="card-body">
<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Alberto Planas</span>
<span>8. Oct 2024</span>
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<p>GRUB2 with BLS is now in MicroOS and Tumbleweed
Recently the openSUSE project released for MicroOS and Tumbleweed a
new version of the GRUB2 package, with a new subpackage...</p>
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/blog/2024-09-03-quickstart-fde-yast2/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Quickstart in Full Disk Encryption with TPM and YaST2</h2>
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<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Thorsten Kukuk</span>
<span>3. Sep 2024</span>
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<p>Intro
This is a quick start guide for Full Disk Encryption with TPM or FIDO2 and
YaST2 on openSUSE MicroOS. It focuses on the few steps to
install openSUSE MicroOS with Ya...</p>
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/blog/2024-08-14-usr-etc/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Configuration files in /etc and /usr/etc</h2>
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<div class="card-body">
<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Thorsten Kukuk</span>
<span>14. Aug 2024</span>
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<p>This blog post dates from December 2019 and was updated in August 2024.
Intro
As some may have already noticed, several configuration files are no
longer in /etc but are ...</p>
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/blog/2024-06-13-soft-reboot/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Introduction of soft-reboot</h2>
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<div class="card-body">
<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Thorsten Kukuk</span>
<span>13. Jun 2024</span>
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<p>Intro
systemd v254 introduced a new reboot method: systemctl soft-reboot.
A soft-reboot is similar to a regular reboot, except it affects user-space only. This command do...</p>
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/blog/2024-05-17-ssh-pairing/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Easily set up Passwordless SSH Authentication</h2>
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<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Fabian Vogt</span>
<span>17. May 2024</span>
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<p>MicroOS and Tumbleweed gained a new feature: You can now easily enroll SSH keys for authentication through the firstboot wizard on the very first boot already!
Motivation
...</p>
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/blog/2023-12-20-sdboot-fde/
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<div class="card h-100">
<div class="top-article bg-light d-flex border-bottom card-body" style="background-image: url('');">
<h2 class="m-auto text-center ontop font-weight-bold">Systemd-boot and Full Disk Encryption with TPM and FIDO2</h2>
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<div class="card-body">
<div class="font-weight-bold text-muted d-flex justify-content-between align-items-center">
<span>Alberto Planas</span>
<span>20. Dec 2023</span>
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<div class="text-justify h-96px">
<p>Systemd-boot and Full Disk Encryption in Tumbleweed and MicroOS
openSUSE Tumbleweed and MicroOS are now delivering an image that is
using systemd-boot as boot loader and f...</p>
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