Installation: sudo apt update sudo apt install s3cmd -y OR sudo apt install python3-pip sudo pip install s3cmd Commands: s3cmd […]
IPTables Cheat Sheet
IP Tables uses the filter to act as a firewall but also controls the routing of packets on Linux. A […]
Snort (IDS/IPS) on pfSense 2.5.0
Snort is the foremost Open Source IPS (Intrusion Prevention System) in the world. It uses a series of rules that […]
Running MacOS in VirtualBox on Linux
This step-by-step will work on VirtualBox 5.x and 6.x for macOS Sierra 10.12, macOS High Sierra 10.13, macOS Catalina 10.15, […]
E-mail Backup Server with Postfix on Ubuntu 20.04
Add another MX record on the domain DNS with a priority different (e.g. 10) from the main server (zero). 0 […]
Setting Up a Content Delivery Network (CDN) with Cloudflare
CDN is a network of server around the globe that receives the client request to your website and respond with […]
Configuring IP Manually and Removing IPv6 from a Linode VM
In order to set up an Active Directory / Domain Controller on the cloud assigning the IP manually and removing […]
Linux Active Directory / Domain Controller (AD-DC) with Zentyal
Zentyal is an open-source email and groupware solution. It has its own Ubuntu-based distribution but also offers a repository for […]
Installing a GUI on Ubuntu Server 20.04
Installing a Graphical User Interface (GUI) on a Linux Server instance is a method to create a desktop environment on […]
Linux as Active Directory / Domain Controller (AD-DC) Replication
sudo apt update && sudo apt upgrade -y sudo hostnamectl set-hostname ad1 sudo nano /etc/hosts Add the following line replacing […]