linux

infosec

Revoking a PGP Key from MIT's Key Server

Instructions on how to revoke your public PGP key from MIT's Key Server.

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linux

Yubikey OpenPGP Setup for SSH and Commit Signing

Some disorganized notes on how I set up my yubikey for SSH auth and git commit signing.

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linux

Setting up RAID1 with mdadm

How I setup RAID1 on a basic USB sata docking station.

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linux

Setting up Thinkpad dockd

I finally bought myself a dock for the thinkpad I use as my main computer. After using the new dock for some time I noticed that the screen would be stuck displaying black after leaving the system locked for a longer time. Looking around I found dockd which fixes that problem and automates the switching of display layouts.

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linux

Setting up Brother DS620 on Linux

I got myself a scanner so that I could scan some paperwork. Payslips, tax declarations. I went for the Brother DS620 because of it's small size and the fact that it had linux drivers available. Here's how I set it up on Ubuntu and a small cheatsheet for the future.

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sysadmin

Replacing Cronjobs with Systemd Timers

How to create systemd timers, that are in my opinion better than cronjobs.

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linux

Reverting to a Previous Kernel

Short how-to revert a linux kernel on Ubuntu 18.04

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