20-03-2018Essential Monitoring checks
26-01-2018Dell PowerEdge firmware upgrades via iDrac
29-10-2017ncdu - for troubleshooting diskspace and inode issues
24-09-2017Adding IPv6 to a keepalived and haproxy cluster
18-09-2017atop is broken on Ubuntu 16.04 (version 1.26): trap divide error
25-05-2017Openstack Horizon, remove the loading modal with uBlock Origin
13-04-2017Distributed load testing with Tsung
18-03-2017Openstack Soft Delete - recover deleted instances
09-03-2017Running WPS-8 (Word Processing System) on the DEC(mate) PDP-8i and SIMH
07-12-2016Create a PDP-8 OS8 RK05 system disk from RX01 floppies with SIMH (and get text files in and out of the PDP-8)
14-08-2016Nitrokey Start: Getting started guide (gnuk openpgp token)
01-08-2016Nitrokey HSM/SmartCard-HSM and Raspberry Pi web cluster
17-07-2016Storing arbitraty data in the Nitrokey HSM/SmartCard-HSM with Elementary Files (EF)
15-07-2016Use the Nitrokey HSM or SmartCard-HSM with sc-hsm-embedded, mod_nss and Apache (read only module)
13-07-2016Decrypt/Extract Nitrokey HSM/SmartCard-HSM RSA private keys
21-06-2016Use the Nitrokey HSM or SmartCard-HSM with mod_nss and Apache
19-06-2016Get started with the Nitrokey HSM or SmartCard-HSM
08-06-2016Toggling in a simple program DEC PDP-8 and PiDP-8 using the switch register
12-04-2016IPv6 in a Docker container on a non-ipv6 network
27-02-2016Active Directory and Exchange Command Line Powershell
24-02-2016Let's Encrypt with DirectAdmin, now built in!
10-12-2015Let's Encrypt with DirectAdmin or other Web Control Panels
12-11-2015Linux Containers
03-08-2015Install Ubuntu Linux on the LG Chromebase
26-07-2015Running TSS/8 on the DEC PiDP-8/i and SIMH
23-07-2015Running Adventure on the DEC PDP-8 with SIMH
13-06-2015Openstack - (Manually) migrating (KVM) Nova compute virtual machines
04-05-2015The awesomely epic guide to KDE
03-05-2015Filing Effective Bug Reports
03-05-2015Raspberry Pi Arcade Machine
25-03-2015systemd: Don't fear change
22-03-2015Keep messages secure with GPG
22-03-2015OpenSSL: Manually verify a certificate against a CRL
21-03-2015Olimex OlinuXino A20 LIME2 mainline 4.0.0 kernel, u-boot and debian rootfs image building tutorial
08-03-2015Euclid's algorithm: recursion and python
08-03-2015Solve word puzzles with bash
08-02-2015Installing Virtual Machines with virt-install, plus copy pastable distro install one-liners
04-02-2015Raspberry Pi FM radio transmitter with Buttons
28-01-2015Olimex OlinuXino A20 LIME2 Minimal Debian 7 Image
30-12-2014HTTP Public Key Pinning Extension HPKP for Apache, NGINX and Lighttpd
22-12-2014Fix inconsistent Openstack volumes and instances from Cinder and Nova via the database
20-12-2014Olimex OlinuXino a10 Lime uBoot, Kernel and root image guide
29-11-2014Openstack Affinity Groups, make sure instances are on the same or different compute hypervisor hosts
31-10-2014Olimex OlinuXino a10 Lime Minimal Debian 7 Image
14-10-2014Check and Fix SSL servers for SSLv3 connections or the Poodle CVE-2014-3566 bug
12-10-2014Configserver Firewall and Security (CSF and LFD)
24-09-2014Patch Shellshock)with Ansible
29-08-2014Build a $35 Time Capsule - Raspberry Pi Time Machine Backup Server
25-07-2014Building HA Clusters with Ansible and Openstack
07-04-2014OpenSSL: Manually verify a certificate against an OCSP
02-04-2014Chef: overwrite templates in wrapper-cookbooks
01-04-2014Chef: chef_gem vs gem_package and ORDER
02-03-20143D modeling a real world object in OpenSCAD
04-02-2014OpenSSL: Get all certificates from a website in plain text
30-01-2014Check if passwordless sudo can be used in a bash script or nagios check
19-11-2013DigitalOcean Sucks. Use DigitalOcean!
15-10-2013Set up your own truly secure, encrypted and shared file synchronization, aka Dropbox clone
01-09-2013IPv4 Address Conversion Tricks
28-07-2013Diffie Hellman Key Exchange Dutch Notes and Example
24-07-2013My Todo.txt Workflow, including Unison, Todour and Android
07-03-2013Word occurrence counter and analyzer
07-11-2012Small low cost linux pc's, an overview from 11-2012
09-09-2012Complete word count analysis of Security Now, episode 1 trough 370.
01-09-2012Tiny Tiny RSS
09-07-2012Small Operating Systems / Linux Distributions
01-09-2011Chrome Extensions for Privacy, Adblocking and anti-tracking