Linux

Do you want to host a website at home, or run your own personal cloud with Nextcloud? Chances are, you have a dynamic IP address assigned from your ISP. A common issue with running services at home is having to frequently update your DNS records whenever your IP address changes, luckily with Dynamic DNS (DDNS) this can be automated. Cloudflare offers a powerful API that allows us to automate various tasks such as updating what IP address our DNS records point to, a github user has written a shell script that lets us take advantage of Cloudflare’s API without having to write any code!

SSH is a popular tool for remotely managing Servers and networking equipment, it’s;s installed and enabled by default on every single Linux/BSD-based server. Since SSH is so widely used in many environments, it has become an obvious and easy target for many threat actors. If something goes wrong with SSH, things can go wrong quickly, making it an especially valuable target. Required Knowledge # Linux Fundamentals Networking fundamentals Testing and backups # Before making any configuration changes to your Server, you should first test these changes in a testing environment. If all goes well, backup your production server and then apply your changes.