Do you have a linux server and do you know how to prevent getting hacked? In this video we will critically discuss a few best practices. The video can be summarized as: “a lot of fluff, not much use”.

Prefer to read? Blog article version: https://liveoverflow.com/protect-linux-server-from-hackers/

Very scientific analysis: https://docs.google.com/spreadsheets/d/1cKaO7qH3EZbrEJR7F5Df0ObvJOhw3RdOMCERuroWrBc

Other Opinions:
– Enable unattended updates: https://blog.filippo.io/psa-enable-automatic-updates-please/

Chapters:
00:00 – Intro and Motivation
01:47 – 1. Disable SSH Password Login
03:47 – Detour: Password Login for Websites (https)
04:39 – Password Recommendations
05:33 – 2. Disable Direct root SSH Login
07:07 – Creating user and add to sudo
08:47 – 3. Change Default SSH Port
10:42 – 4. Disable IPv6 for SSH
13:40 – 5. Setup a Basic Firewall
15:43 – 6. Unattended Server Auto Upgrade
19:04 – Conclusion

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