Jack Wallen

The process of moving VirtualBox virtual machines isn’t exactly obvious. Discover how to safely and easily tackle the move.

Developers of the Nextcloud server have included the ability to add email to the platform. Follow these steps.

Linux comes with a ton of tools for administrative tasks, including backing up over a network. Thanks to rsync and ssh, this is far easier to do than you might think.

If CentOS is part of your data center landscape, you’ll want to install the CentOS Web Panel to simplify your life. Here’s how to get this must-have admin panel up and running.

Zero Days is a documentary by Oscar-winning filmmaker Alex Gibney about the cyberwarfare Pandora’s Box that was opened with the Stuxnet malware. Find out why Jack Wallen highly recommends the film.

Working between a desktop and an Android smartphone can be cumbersome. See how Vysor can help you work seamlessly and efficiently between those devices.

If you have a Nextcloud server available, you’ll want a desktop client. Nextcloud has yet to produce a desktop client–instead, connect your ownCloud client.

Follow the steps in this tutorial to add WebDAV, an easy to use http-based collaboration service, to your Ubuntu Apache2 server.

When you need to enforce password changes for users on Linux machines, the chage command-line tool is a must-have.

The Linux terminal comes to Android with the help of a simple, easy-to-use app called Termux. Here’s how to install and use Termux to give your Android a taste of Linux.

One device to hand out two-factor authentication tokens isn’t always enough. Learn how to use Authy on multiple devices so those tokens are always at the ready.

Is Intel’s Management Engine a backdoor for security groups and hackers, or just a feature created to aid businesses? Jack Wallen dives in and draws his conclusions.