Android
- Generate QR-codes for Wi-Fi and Wireguard directly from your 'pass' passwordstore
- Android device encryption user interface flaw
Ansible
Apache
- SSL client authentication in Apache
- How to use a custom backend for HTTP basic authentication in Apache
Arduino
Bash
C++
- Building and using shared libraries in Linux
- Building C++ shared libraries in Qt Creator (cross-platform)
Debian
- How to create a backport of a package
- Enable your Debian Squeeze LTS security support now!
- How to regenerate SSH host keys
- How to change the hostname of a current running Linux installation
Dell
development
encryption
- Upgrade your SSH keys!
- Android device encryption user interface flaw
- How to encrypt a LUKS container using a smart card or token
iptables
- How to take down SSLv3 in your network using iptables firewall? (POODLE)
- How to allow a Google Chromecast in your host firewall?
IPv6
kernel
- How to use Thinkfan to control your Thinkpad's fan speed
- How to use the Thinkpad ACPI kernel module
- Thinkpad SMAPI driver: Battery control and more
LUKS
MySQL
- Creating a my.cnf for easy command line operations
- How to copy MySQL privileges from one server to another
networking
- Generate QR-codes for Wi-Fi and Wireguard directly from your 'pass' passwordstore
- systemd-networkd to the rescue for DHCPv6 Prefix Delegation with my ISP
- How to do VLANs with systemd-networkd on Linux
Nginx
OpenSC
OpenVPN
OpenWRT
packaging
PCR
Postfix
power
- How to use Thinkfan to control your Thinkpad's fan speed
- How to use the Thinkpad ACPI kernel module
- Thinkpad SMAPI driver: Battery control and more
Python
Qt
smart card
- Enabling Dell Latitude RFID/NFC (Broadcom 5880)
- 16 tips on OpenVPN security
- Getting started with the SmartCard-HSM
- How to encrypt a LUKS container using a smart card or token
SmartCard-HSM
SSH
- SSH host key validation done right – strict yet user-friendly
- Upgrade your SSH keys!
- How to regenerate SSH host keys
SSL
- Nginx add_header configuration pitfall
- 16 tips on OpenVPN security
- How to take down SSLv3 in your network using iptables firewall? (POODLE)
- SSL client authentication in Apache
storage
syslog
systemd
- systemd-networkd to the rescue for DHCPv6 Prefix Delegation with my ISP
- How to do VLANs with systemd-networkd on Linux
ThinkPad
- Patch for overheating ThinkPads
- How to use Thinkfan to control your Thinkpad's fan speed
- How to use the Thinkpad ACPI kernel module
- Thinkpad SMAPI driver: Battery control and more