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1. The Linux kernel's PGP Web of Trust

   The Linux kernel's development process makes use of PGP. The most relevant part here is that subsystem maintainers are supposed to use signed tags in their pull requests to Linus Torvalds. As the concept of keyservers is considered broken, Konstantin Ryabitsev maintains a collection of relevant keys in a git …

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2. PGP Keysigning on FOSDEM'24

   I'm going to FOSDEM'24. Assuming to meet Debian and Kernel folks there, this should be a good opportunity to do PGP keysigning.

   If you also go there and you're interested in keysigning: Send me your key via email to fosdem24-keysigning@kleine-koenig.org. I'll collect the keys, create a paper list …

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3. Philips Hue Bridge v2.1

   I recently bought a Hue Bridge to experiment a bit with Zigbee and 802.15.4. Following two posts for the hardware version 2.0 and some comments about the differences to version 2.1 I was able to get shell access on my 2.1 hardware.

   As there is …

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4. Using the switch on Turris Omnia with Debian

   After installing Debian on Turris Omnia there are a few more steps needed to make use of the network switch.

   The Armada 385 CPU provides three network interfaces. Two are connected to the switch (but only one of them is used to "talk" to the switch), and one is routed …

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5. IPv6 in my home network

   I am lucky and get both IPv4 (without CGNAT) and IPv6 from my provider. Recently after upgrading my desk router (that is an Netgear WNDR3800 that serves the network on my desk) from OpenWRT to latest LEDE I looked into what can be improved in the IPv6 setup for both …

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6. Installing Debian Stretch on a Turris Omnia

   Recently I got "my" Turris Omnia and it didn't take long to replace the original firmware with Debian.

   If you want to reproduce, here is what you have to do:

   Open the case of the Turris Omnia, connect the hacker pack (or an RS232-to-TTL adapter) to access the U-Boot prompt …

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7. Fixing Debian bug #794266

   After finally being able to fix Debian bug #794266 I want to thank those who made this possible:

   Some time ago my colleague Bjørn offered an Arietta G25 to me. After Jochen, another colleague, helped me to solder pin headers on it, this machine served as host computer for my …

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8. Christoph Hellwig vs VMware

   On Thursday the lawsuit about GPL compliance of VMware's ESXi products starts. I support Christoph's position and share his view that VMware's product is in conflict with the GPL.

   Read more on the software freedom conservancy's FAQ about the case.

   I keep my fingers crossed!

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9. Let's encrypt

   Let's encrypt entered public beta and there is a Debian package in experimental for their client available.

   After some reading and testing I came up with the following commandline to give me what I want:

   letsencrypt --manual --config-dir $HOME/letsencrypt/etc \
   --work-dir $HOME/letsencrypt/var --logs-dir $HOME …

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10. Alternative Firmware for a squeezebox

    My Squeezebox Radio does its duty most of the time. Unfortunately it depends on a single central service run by Logitech. Well, from time to time this service doesn't work which makes me wish for an alternative firmware that doesn't depend on such a service. Moreover it doesn't feel too …

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11. Installing Debian Jessie on a Netgear ReadyNAS 104

    The Netgear ReadyNAS 104 comes shipped with U-Boot. To access its "shell" remove the small quadratic sticker at the backside to reveal the UART pins (3V3, pinout available at Arnaud's NAS page[1]) and connect a matching adapter. Also connect a network cable to the lower jack.

    Then on a …

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