19.Laptop Bed

SSH is essential for Linux users, allowing them to log into remote servers and desktops for various admin tasks. Although SSH is notably more secure than what it replaced (Telnet), it doesn't guarantee security.

For instance, a brute force attack will bombard your machine with login attempts until it gets the login credentials correct. 

Fortunately, there's a piece of software that can help prevent such issues: fail2ban. It can automatically block IP addresses used for unwanted login attempts. 

Let security expert Jack Wallen walk you through installing and configuring fail2ban.