Linux Unified Key Setup (LUKS) is a utility for disk encryption based on the DMCrypt […]
Most Common Linux File Systems – EXT vs XFS vs ZFS vs Btrfs
In most file systems, the first block is used for the Boot Sector and the […]
High Performance Encrypted Proxy with ShadowSocks
ShadowSocks is an open-source server-client solution created to circumvent state censorship by mimicking a normal […]
File Permissions and Proprieties in Linux
File (and directory) permissions in Linux and Unix-based systems define what the owner, the group, […]
Setting Up a FreedomBox on a VM or RPi
FreedomBox is a Debian-based self-hosting server that allows quick deployment of many applications and services […]
Enhancing Linux Security with AppArmor no Ubuntu
AppArmor is a Linux kernel security module that restricts program capabilities using per-program profiles. AppArmor […]
Bash Script Cheat Sheet
This is a quick reference guide for creating automation scripts and using bash features to […]
2FA with Yubikey on Ubuntu
In this post, I will cover the usages of a Yubikey for: Protecting local sudo […]
Hardening OpenSSH with 2FA on Ubuntu
This setup requires the Google Authenticator app to generate OTPs (One-Time Passwords). Android [Link] iOS […]
Ubiquiti Unifi Controller Setup on Ubuntu or Docker
Unifi offers a free (but not open-source) controller solution based on Linux with an amazing […]