If you’re considering adding Linux to your data center, or your company is looking at promoting you to become their first (or next) Linux admin, you probably understand there are lots of commands to ...

Managing authentication and authorization in a large-scale network is a challenge: the passwords need to be set and rotated every now and then, access to certain configuration settings needs to be ...

The Linux host command can retrieve a lot of useful information from the domain name service, but has a lot of options that you need to understand to get started. The host command on Linux systems can ...

Whether you're setting up accounts for existing users on a new server or providing accounts for a crop of new staff members on your primary server, it's nice to be able to do the job quickly and ...