Blog:
Subscribe (RSS)Getting the titan security key USB C to work on a Linux system
I got myself a titan security key from Google as a second key in case my main one gets broken. I do use Linux and Yubico’s 5 NFC series worked fine out of the box. Not so with Google’s …
Read moreMore posts
Locking and unlocking your desktop with an USB device
Goal I recently ordered a Yubikey to secure some of my accounts. When it arrived and the key was linked to the desired accounts I started to look into using the …
Read more →
A docker firewalld with CoreDNS story
I started to use firewalld to secure my system. When I fired up a container and wanted to access the internet I got name resolution errors. You could go for …
Read more →
Open a port for an IP range
Using firewalld this is a so called rich rule. To open the ssh port for 192.168.1.0/24 you have to do like this:
firewall-cmd --permanent --zone=home …
Read more →
How to change your SSH key password
From time to time you should change your password. Everyone knows. For your SSH key this is as simple as changing your Linux login password:
ssh-keygen -p -f …
Read more →
Your friendly support technician
Preface Once in a while you might get a call from a support technician telling you’re at risk. Or at least your PC is. But fear not, he is there to help …
Read more →
chntpw to the rescue
My problem I got a Windows 8.1 PC and wanted to reset the password for local administrator account. A reset was not successful so I switched to using a Linux …
Read more →