Disabling Password-based SSH

Settings for hardening ssh on Ubuntu

Remote Unlock your LUKS-encrypted Hard Drive

Updated for Ubuntu 22.04 Install Software sudo apt update sudo apt -y upgrade sudo apt install -y busybox dropbear* Create and add key

Installing Algo VPN

Introduction It is sometimes necessary to create a virtual network to enable computers across a large distance to communicate as if on the same network.

Logging in Ubuntu

A place to hold information about setting up, viewing, and controlling logging.

Enable UFW

To turn on UFW, sudo ufw allow 22 sudo ufw enable sudo ufw status sudo systemctl enable ufw sudo systemctl start ufw

Install and configure fail2ban

Derived from here: sudo apt install fail2ban sudo systemctl enable fail2ban sudo systemctl start fail2ban sudo systemctl status fail2ban enter interactive mode

Installing GrapheneOS on a Pixel 4a

Instructions derived from Download Developer Tools sudo apt install android-sdk-platform-tools-common sudo apt install signify-openbsd echo "alias signify=signify-openbsd" >> ~/.