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To ensure your servers and workstations are well protected against attacks on your network, you need a professional security scanner. In version 6, Tenable has substantially expanded its Nessus vulnerability scanner. We pointed the software at a number of test computers.

The Apache Mesos free cluster framework is a powerful tool for distributed computing in data centers.

Network information in virtualized computer landscapes is not easy to access. In this article, we look at a few approaches you can use.

A Linux kernel contributor has filed a lawsuit against VMware, claiming the company is using Linux kernel code in a proprietary product.

Azure Active Directory from Microsoft provides advanced, centralized authentication in the cloud. We show what this powerful system can do.

In previous versions of App-V, using a profile management tool was nice but not essential. The tide has clearly turned with App-V version 5. We examine the profile management needs for different App-V 5 infrastructures.

The Fault Tolerant Router daemon uses multipath routing among multiple Internet connections to keep you connected, even when some connections go down.

Debian's ReproducibleBuilds project helps you determine whether a binary package was actually built from the associated source code.

The free Google Analytics is a convenient way to analyze website usage; but, with a few minor modifications, the service can also be used for simple evaluations of any data traffic on the company network. We show you how to use Google Analytics to capture and analyze NetFlow data.

Warning: Fedora 22 Server is not a Live distribution. Please run in a virtual environment for test purposes.

The Fedora community unveils Fedora 22 Server, an operating system designed with various data center technologies to assist you in controlling your infrastructure and services. Server roles allow deployment and management of prepared roles with the Rolekit tool. DNF (Dandified Yum) replaces Yum as the default packaging tool. The web-based Cockpit server manager lets you access various subsystems across multiple servers from a single interface. Cockpit features include:

• systemd service management
• Journal log viewer
• Storage configuration, including LVM
• Docker container management
• Basic network configuration
• local user management