Port Knocking allows you to open or close a remote port in a server’s firewall […]
ISO Installation in Linode and Digital Ocean (TrueNAS)
This post will download a TrueNAS ISO and boot it to install on Linode and […]
Xen Cloud Platform (XCP-ng) + Xen Orchestra Appliance (XOA)
XCP-ng is an open-source type 1 hypervisor (runs on bare metal). The best way to […]
Getting Reverse Shells
A Reverse Shell is useful for passing through routers and firewalls that allow outbound connections […]
SSH Audit Server and Client Ubuntu
Installing the SSH Audit tool: sudo snap install ssh-audit OR pip3 install ssh-audit OR docker […]
Reverse Proxy with NGINX and SSL/TLS (Let’s Encrypt)
In this tutorial, we will go through: Installing and configuring NGINX, Installing and configuring SSL/TLS, […]
Setting Up SELinux on Ubuntu
SELinux is a Linux kernel security module that adds mandatory access control (MAC) by labeling […]
SED Cheat Sheet – Stream Editor with RegEx
Sed is a text/string editor command-line tool. Follow the most basic commands: sed ‘s/LOOKFOR/REPLACE/‘ file.txt […]
Installing cPanel + WHM on Ubuntu
The only drawback of cPanel is that it’s neither open-source nor free. The same is […]
S3CMD Cheat Sheet for Amazon S3 Object Storage
Installation: sudo apt update sudo apt install s3cmd -y OR sudo apt install python3-pip sudo […]