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In-depth guide on how to secure a Linux home server running Ubuntu 20.04. This video explains how to change the default SSH port, how to configure an UFW firewall, how to use ssh key-based authentication, how to install and configure fail2ban, and finally how to setup two factor authentication (2FA).
Follow this tutorial on my blog: techguides.yt/secure-linux-se...
This video is part of my ultimate home server tutorial video series!
Part 0: 10 GIGABIT Ryzen Home Server Build: • Ultimate 10 GIGABIT Ry...
Part 1: How to Install Ubuntu Server 20.04 LTS from USB: • The Home Server Projec...
Part 2: How to format and partition hard drives: • How to Partition, Form...
Part 3: You are here :)
Part 4: How to set up ZFS RAID10 on Ubuntu 20.04: • How to set up ZFS RAID...
Part 5: How to Install Nextcloud Hub 21 on Ubuntu 20.04: • How to Install Nextclo...
Part 6: How to Install Bitwarden on Ubuntu 20.04: • How to Install Bitward...
Check out today's video sponsor IPVanish: techguides.yt/ipvanish
Timeline:
00:00 - Intro
01:21 - Get a VPN for less than 50$ for a full year!
02:25 - How to change default SSH port
05:26 - How to set up UFW
09:02 - How to set up key-based authentication
12:11 - How to disable password based authentication
12:52 - How to set up fail2ban
16:03 - How to set up two factor authentication
Video Resources
Thumbnail adapted from: www.freepik.com/free-vector/c...
Man in the middle attack: / mitm-man-in-the-middle...
Privileged ports: www.w3.org/Daemon/User/Instal...
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