brygger.dk – Page 2

Locking Down Your Linux: A Look at the passwd Command

In the world of Linux, where security is paramount, the passwd command stands as a fundamental gatekeeper. It’s the utility that allows users to manage their passwords, ensuring that access to the system remains protected. While seemingly straightforward, passwd has a rich history and offers more functionality than meets the eye.

Keep Your Server on Time: Installing and Configuring Chrony

Accurate timekeeping is more crucial for a server than you might initially think. From precise log analysis during security incidents to ensuring smooth operation of distributed systems, having your server’s clock in sync is essential. While systemd-timesyncd is often the default, chrony is a versatile and highly regarded Network Time Protocol (NTP) client and server implementation that offers more advanced features and better accuracy, especially in environments with intermittent network connectivity.

Just Installed Linux? Why Your “Fresh” Server Isn’t Quite Ready for Prime Time

Congratulations! You’ve just completed a fresh install of your favorite Linux distribution on a server. You’ve got a clean slate, the operating system is installed, and you might feel a sense of accomplishment. You might even think, “Great, it’s ready to go!”

Easiest way to install docker

This guide (or tip if you may) will show you how to install Docker in the easiest possible way. It is not pointing against enterprise or production systems by Docker documentation, but is mainly for using in a homelab environment. Remember to always investigate downloaded scripts before executing them on your local system.

Take Control of Your DNS: Installing Unbound on Debian/Ubuntu via Command Line

In today’s interconnected world, DNS (Domain Name System) is the unsung hero that translates human-readable domain names into the IP addresses computers understand. While your system likely uses your ISP’s default DNS servers, you might be looking for more control, privacy, and potentially even a speed boost. That’s where Unbound comes in.