FreeBSD
ZFS Snapshots, Send/Recv, and Disaster Recovery on FreeBSD 15
If your backup strategy is a daily rsync job, ZFS on FreeBSD 15 will make you feel a…
Author
Klinsmann Öteyo
Linux Tutorials
How To Set Up SSH Key Authentication on Ubuntu 26.04 LTS
Passwords on SSH are a bad idea. Brute-force bots hammer port 22 around the clock, and even a…
Containers
Run Greenbone Vulnerability Management (GVM) in Docker
Greenbone Vulnerability Management (GVM), built on the OpenVAS scanner engine, is one of the strongest open-source options for…
How To
Install Nagios Core on Ubuntu 26.04 LTS
Nagios Core has been monitoring infrastructure since before Kubernetes existed. It’s not the flashiest dashboard, but it catches…
DevOps
Install Terraform / OpenTofu on Ubuntu 26.04 LTS
The IaC landscape split in 2023 when HashiCorp moved Terraform from the Mozilla Public License to the Business…
Databases
Install MySQL 8.4 on Ubuntu 26.04 LTS
Ubuntu 26.04 LTS ships with both MySQL 8.4 and MariaDB 11.8 in its default repositories. If you need…
Linux Tutorials
Brute Force Attacks with Hydra on Kali Linux
Weak passwords are still the easiest way into most systems. Hydra is the tool that proves it. Point…
How To
Password Cracking with Hashcat and John the Ripper on Kali
Every password your users choose ends up as a hash somewhere: in /etc/shadow, in an Active Directory database,…
How To
Build a Penetration Testing Lab with Proxmox and Kali
Every penetration tester needs a safe environment to sharpen skills without risking legal trouble or breaking production systems.…
How To
Install XAMPP on Debian 13 / 12
XAMPP bundles Apache, MariaDB, PHP, and Perl into a single installer that gets a local development stack running…
How To
Install XAMPP on Ubuntu 24.04 / 22.04 (All PHP Editions)
XAMPP bundles Apache, MariaDB, PHP, phpMyAdmin, and Perl into a single installer that gets a full local web…
AlmaLinux
Install XAMPP on Rocky Linux 10/9 and AlmaLinux 10/9
XAMPP bundles Apache, MariaDB, PHP, and Perl into a single installer, which makes it the fastest way to…