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Monitor Windows systems and Linux servers
The Microsoft Operations Management Suite provides a comprehensive monitoring solution in the cloud that offers a high degree of flexibility and scalability.
Harden your OpenStack configuration
Any OpenStack installation that hosts services and VMs for several customers poses a challenge for the security-conscious admin. Hardening the overall system can turn the porous walls into a fortress – but you'll need more than a little mortar.
The Cuckoo sandboxing malware analysis tool
The open source Cuckoo Sandbox malware analysis system investigates malicious software.
Software-defined networking with Windows Server 2016
Windows Server 2016 takes a big step toward software-defined networking, with the Network Controller server role handling the centralized management, monitoring, and configuration of network devices and virtual networks. This service can also be controlled with PowerShell and is particularly interesting for Hyper-V infrastructures.
Highly available Hyper-V in Windows Server 2016
Microsoft has extended the failover options for Hyper-V in Windows Server 2016 to include two new cluster modes, as well as the ability to define an Azure Cloud Witness server. We look at how to set up a Hyper-V failover cluster.
Digital signatures in package management
Serious distributions try to protect their repositories cryptographically against tampering and transmission errors. Arch Linux, Debian, Fedora, openSUSE, and Ubuntu all take different, complex, but conceptually similar approaches.
Installing .NET on Linux
By the time the annual 2016 Red Hat Summit was held at the end of June in San Francisco, the previously announced support for .NET applications on Red Hat Enterprise Linux had been implemented. We take a closer look at the implementation and how admins can create a .NET environment under Linux.
Features of PowerShell loops
Optimize your PowerShell scripts with loops when automating tasks that are repeated regularly and frequently.
Microsegmentation in the data center
Microsegmentation promises substantial improvements over classic architectures for the protection of applications and increased security when building out the efficiency of a data center.
Resolving problems with DNS, Active Directory, and Group Policy
Upgrading domain controllers or installing new servers can cause problems with name resolution, Active Directory replication, and Group Policy. A coordinated approach can isolate these errors in Windows Server 2008 or newer.
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