Author Archives: Fabian Affolter

Hardware Random Number Generator PRG320

/dev/urandom/ is a pseudo random number generator used by for Fedora and other linux-based operating systems. This little Python snippet will get you some data: /dev/random/ and /dev/urandom/ are the usual sources of cryptographic random numbers. The...

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Chemnitzer Linux Tage 2019

Once again, Robert and I went to Chemnitz. We don’t wanted to break with the tradition of having a Fedora Project booth at the Chemnitzer Linux Tage. Robert is representing the Fedora Project at CLT for over a decade now. … Continue read...

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Fedora Security Lab

The Fedora Security Lab was released as part of the Fedora 30 Candidate Beta cycle. Grab it, test it and report back. This time we don’t want to miss the release because of some last minute changes....

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Shelly H&T

The Shelly H&T is a WiFi enabled humidity and temperature sensor. The device looks a little like a golf ball and is available in black or white. I don’t want to use the Cloud. Thus, I needed to enable the … Continue reading →...

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Titan Security Key

During Nullcon I got a Titan Security Key. This device by Google is very similar to the popular Yubikeys. Unlike the first generation of Yubikeys is the Titan Security Key not generating an OTP (One-time password) but supports FIDO as … Contin...

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Home Assistant 0.88

Check the release notes for Home Assistant 0.87 to get all the details about this release which contains support Persons and many other changes. $ pip3 install --upgrade homeassistant Documentation: https://home-assistant.io/Source: https://github.co...

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Fedora will be at CLT 2019

The Fedora Project will be at the Chemnitzer Linux Tage 2019. So far, Robert Scheck and I will make it happen. As we pretty much did it for the last 10 years. Again, are now looking for additional Ambassadors who … Continue reading →...

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Home Assistant 0.87

Check the release notes for Home Assistant 0.87 to get all the details about this release. Areas, Entity Registry UI and support for SmartThings are three biggest changes. $ pip3 install --upgrade homeassistant Documentation: https://home-assistant....

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Home Assistant CLI

A long time ago I started with a command-line interface for Home Assistant. The motivation to be able to do various tasks from the command-line without actually using a browsers. This little side project of mine got a real boost … Continue rea...

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Alpine 3.9.0 released

There is now support for armv7 and it’s again OpenSSL instead of LibreSSL. More details: https://alpinelinux.org/posts/Alpine-3.9.0-released.html...

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Fedora Security Lab 30

Grab it and test it....

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Home Assistant 0.86

Just one thing: Lovelace UI Check the release notes for Home Assistant 0.77 to get all the details about this release. $ pip3 install --upgrade homeassistant Documentation: https://home-assistant.io/Source: https://github.com/home-assistant/home-assi...

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Home Assistant 0.85

ESPHome is now even more integrated into Home Assistent than before. OpenSenseMap is also new. If you find any issues then please report them. I have not tested my Python module in all possible ways. Check the release notes for … Continue read...

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Fedora Security Lab 29

For the Fedora 29 release cycle will be no Fedora Security Lab. All composes were failing after the Beta thus we are not able to ship it for 29. It’s kind of frustrating that at a beta state changes can … Continue reading →...

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M5UI.Flow

Yesterday, I was building a weather station in a quick manner with an e-ink display. I own some M5Stack and with M5UI.Flow it could be very easy to create a nice GUI for the meteorological data. Uff, only a Windows … Continue reading →...

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