Basics of Linux Server Security, secure your server today
What you will learn
Linux Server Security Basics
How to configure a Firewall (UFW)
How to secure SSH
How to detect network intrusions and ban attackers
How to audit your system
How to use 2FA
Description
In this course you will learn how to secure your Linux server from attacks. It goes over the basics like pub/prv keys, fail2ban, firewalls and other things. This course is for you if you are a Linux beginner. You will need a Linux VPSÂ in the Cloud, but no other requirements.
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Introduction
Introduction
Is OpenSSH running?
Notes
Update and Upgrade
Notes
SSH Connectivity
SSH KeyPairs
Secure sshd_config
What is 2FA?
Google 2FA with Password
Google 2FA with SSH KeyPair
Basics
Limit who can sudo
NTP Client
Network Traffic
UFW Firewall
fail2ban
psad
Auditing
Lynis
rkhunter
chkrootkit
