Like many Linux distributions, Windows, and macOS, Ubuntu has a firewall. This security feature can prevent connections from unwanted sources on your system. Sometimes, though, you might want to ...

If your Ubuntu-based Web server receives a dynamic IP address from your company's Internet Service Provider, the server will automatically be configured to use the ISP's Domain Name System (DNS) ...

LogMeIn Hamachi is a powerful zero-configuration Virtual Private Network (VPN) that allows you to access your computer from anywhere, working seamlessly with your existing firewall. Here’s a ...

Community driven content discussing all aspects of software development from DevOps to design patterns. One of the most secure ways to communicate across the public internet is to use SSH. This is why ...