Linux Server: 15 l Changing the SSH port from 22 to another number
Will you watch this course to see how to secure an Ubuntu Linux server against attacks from hackers today because these simple steps can block most basic hacking attempts and provide peace of mind when running our servers?
In this course, you will learn:
Secure an Ubuntu Linux Server from Hackers Today!
Choosing a server host and setup
Accessing the Ubuntu Linux server with putty
How to download Putty for Windows
Using a password manager like LastPass
Changing the password with passwd.
Adding a new user with adduser
Signing in with the added user
Usermod to give the user sudo or root privileges
Verify sudo access on user
Key basic Linux commands cd pwd and ls
Updating with apt-get update
Installing nano text editor.
Updating sshd_config with nano to PermitRootLogin no
Changing the SSH port from 22 to another number
Setting up RSA login by generating keys with puttygen
Disabling password logins and ipv6 listening
Locked out of the server and have to start over!
Back in with a fresh install!
Installing fail2ban to block IPs from repeated failed logins
Install UFW or Uniform FireWall to block some DDOS attacks and hacking attempts
Install and configure NTP to sync time
Thank you very much for watching this complete Ubuntu Linux server security setup tutorial
This course was designed for total beginners and there is no particular knowledge requirement. Thank you for learning about the course, and we hope you love it!
Make sure to check out the playlist for the rest of the videos.
• Secure an Ubuntu Linux Server Against...
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