Issue 36: Automated Firewall

I attended a security seminar a few weeks ago, and one of the slides read, "Security is not an IT problem." I laughed when I saw it and gave a smirk to our Security Manager at my new job.

The server install image lets you install Ubuntu permanently on a computer as a server, with no graphical user interface. The GParted Live image provides access to the GParted graphical partition editor, a tool for managing disk partitions.

News for system administrators around the world.

Apricity OS aims to make everyday life easier for mobile and cloud users, as well as beginners.

Automatically create restrictive rules in Linux iptables packet filters.

In the tsunami of ransomware infections this year, the Locky encryption trojan is a high-water mark. With a constant stream of novel attack patterns, this continually evolving pest makes life difficult for IT managers, users, and security vendors. Here's how to protect yourself.

CoreOS was cofounded in 2013 by Brandon Philips, a former SUSE Linux kernel developer. Since then, CoreOS has gained fame as a specialized Linux with the focus on clusters and containers. We caught up with Philips at LinuxCon North America to talk about CoreOS, 25 years of Linux, and the new challenges facing the modern IT infrastructure.

The OpenStack Cinder module is responsible for block storage, but it doesn't know what to do with popular shared filesystems. Now with the Manila module, you can manage and use NFS and CIFS as resources.

Security, deployment, and updates for thousands of nodes prove challenging in practice, but with CoreOS and Kubernetes, you can orchestrate container-based web applications in large landscapes.

The Bash scripting language is powerful, but with a few extensions, you can do even more.