Docker
Install Docker CE on Ubuntu 26.04 LTS (Resolute Raccoon)
Docker 29 shipped with native support for Ubuntu 26.04 on day one. No PPA hacks, no pinning to…
Category
How To
How To
Install Kali Linux Purple for Defensive Security
Kali Purple is an installer variant of Kali Linux built specifically for Blue Team and Purple Team operations.…
How To
Upgrade Kali Linux to the Latest Version
Kali Linux is a rolling release, which means you can upgrade to the latest version at any time…
How To
Wireshark Network Analysis on Kali Linux [2026 Guide]
Wireshark is the tool you reach for when tcpdump’s output scrolls past too fast and you need to…
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
Web Application Penetration Testing with DVWA on Kali
Learning web application security from books and slides only gets you so far. At some point you need…
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
Nmap on Kali Linux: Network Scanning Guide
Warning: Permanently added ‘157.90.202.120’ (ED25519) to the list of known hosts. Every penetration test starts the same way:…
Debian
Install Prometheus mysqld_exporter on Ubuntu 24.04
The Prometheus mysqld_exporter scrapes metrics from MySQL or MariaDB and exposes them in the Prometheus text format on…
Debian
Backup MariaDB and MySQL to Amazon S3 on Ubuntu 24.04
Shipping MySQL or MariaDB backups to S3 gets them off the database host and into durable, geographically redundant…
Ubuntu
Configure MariaDB Primary-Replica Replication on Ubuntu 24.04
Primary-replica (historically called master-slave) replication on MariaDB gives you an asynchronous copy of a database you can use…
Linux Tutorials
Install Go (Golang) on Ubuntu 24.04 / Debian 13
The Ubuntu package repos ship a Go compiler (golang-go) but it usually lags the upstream release by a…