Linux – David Stein

ISP Config – mTLS – website certificate protection

fires — Mon, 15 Sep 2025 15:17:44 +0000

This solution uses Let’s Encrypt as the certificate provider for the website and custom certificates for mTLS authentication. Connect to the ISP Config server and prepare certificates After export, you need to import the certificate into your OS system. Depends where you generate certificates, for me as an example (replace [value] with your value)…

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TL;DR – Zabbix docker compose upgrade

fires — Sun, 20 Jul 2025 12:11:01 +0000

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Debian APT archive sources

fires — Tue, 30 Jul 2024 09:52:45 +0000

Working /etc/apt/sources.list for all Debian GNU/Linux versions going back to Debian 7 (Wheezy). These might be handy when working with legacy systems. Debian 12 (Bookworm) Active mirrors: Debian 11 (Bullseye) Active mirrors: Debian 10 (Buster) Active mirrors: Debian 9 (Stretch) Archive mirrors: Debian 8 (Jessie) Archive mirrors: Debian 7 (Wheezy) Archive mirrors: Original: https://debiansupport.com/mirrors/

Install Kali Linux desktop environment to generic Debian

fires — Fri, 16 Dec 2022 19:09:49 +0000

If you like the kali Linux environment but you want to use the OS for everyday use, it is recommended to do not to use Kali Linux itself. Kali Linux has its own purpose and does amazing in that way. But for everyday use is better to use some standard distribution in my case I use Debian. But you easily take the Kali interface and use it on Debian. In a few steps, I’m going to show you how you can…

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Proxmox – add more USB devices in VM

fires — Tue, 29 Nov 2022 20:24:15 +0000

Maybe you need to add more USB devices to your Proxmox VM but the web interface only offers three. Or the other USB devices are not detected by VM operation system. So there is a little tutorial on how you can add more USBs. For this step, you need to check your connected USB with the lsusb -t command. Above you can see the highlighted important parts. I got 6 TV tuners in my…

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ISPConfig – important files and configurations

fires — Tue, 29 Nov 2022 19:35:58 +0000

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ISPConfig – PHPMyAdmin error 500 – additional php version

fires — Thu, 03 Feb 2022 11:29:01 +0000

error in default apache log – /var/log/apache2/error.log If you instaled an additional version of PHP to a server in recent times, there is a possibility the apache is reconfigured to use the new version of PHP to run PHPMyAdmin and not the default one. You can check this by creating a new file, for example, status.php in PHPMyAdmin folder /usr/share/phpmyadmin with this content.

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Linux – best apps

fires — Thu, 23 Dec 2021 20:13:43 +0000

ncdu space analyzer script record all shell inputs and outputs to file iotop top for hdd fswatch monitor file events in the filesystem nala command line user interface for apt

Linux important files

fires — Tue, 17 Aug 2021 12:20:01 +0000

~/.bashrc script what is run when you log in to shell non-interactively (for example via su command) or open a separate shell ~/.bash_profile script what is run when you log in to shell interactively way ( login, password) example if you remote connect to ssh.

Linux cheatsheet – usefull commands

fires — Mon, 21 Jun 2021 10:19:58 +0000

Network netstat -tulpn | grep LISTEN show all opened TPC/UDP sockets sudo ip link set eth0 up enable/disable network interface eth0-interface name up/down cat /etc/services | less list of services and ports find . -mmin -60 -type f -exec ls -l {} + list changed files in last 60 min find . -type f -newermt […]