Mastodon Mastodon Mastodon Systeemkabouter blog

OpenSSH server config hardended using https://www.sshaudit.com/

Posted on za 25 december 2021 in servers • Tagged with openbsd, security

Yesterday I received a short mail from Mischa running OpenBSD.Amsterdam that he had hardened the sshd configuration for the OpenBSD.Amsterdam servers based on test results from the site sshaudit.com

Most of my OpenSSH servers are behind restrictive allow lists, but my OpenBSD VM at OpenBSD.Amsterdam is …


Continue reading

APFS data recovery using Linux

Posted on wo 08 december 2021 in desktop • Tagged with apple, hardware, zorin, ubuntu

Somebody I know had her Macbook Air crash a long time ago and took that event as a good time to get a newer model. But the data on the laptop was never recovered. Recently she was getting ready to get rid of old stuff and this old MBA turned …


Continue reading

Commandline window management on MacOS and Linux

Posted on di 07 december 2021 in desktop • Tagged with macos, zorin

Having a setup of multiple external monitors at home is great for productivity. I can see a lot relevant info in the blink of an eye with all the screen real estate at hand. Managing windows and their placement does become more of a hassle. More mouse movements to place …


Continue reading

Using RAM disk to store unencrypted secrets

Posted on vr 03 december 2021 in desktop • Tagged with security

During my day I have secrets that I use a lot. Best example would be the ansible vault password for a particular environment to run a playbook or the password to access a API I use a lot.

On my mac I added a small bit of code to my …


Continue reading

Deploying ten new tor bridges

Posted on vr 19 november 2021 in webapps • Tagged with freedom

The tor project needs more bridges

Privacy is a human right

Some time has passed since I removed my last tor relay node. But apparently the tor project is facing a declining number of tor bridges, special nodes used by people unable to connect to the tor system in a more convenient/open way. So …


Continue reading