In the not-too-distant past, network operating systems (NOS) pretty much meant one thing: a Novell NetWare server for managing files and printers on a local area network. For some government agencies, ...

Networks may not be the most expensive thing in the datacenter – they typically comprise about 10 percent to 15 percent of the cost of a distributed system, including cables, transceivers, switches, ...

An operating system that is designed for a server. Normally, it is a complete operating system with file, task and job management; however, with some earlier products, it was a separate component that ...

When attackers take advantage of an exploit, one of their first goals is to gain superuser (root or administrator) access to the compromised system. If the compromised process is already running with ...

Forty years ago this summer, a programmer sat down and knocked out in one month what would become one of the most important pieces of software ever created. In August 1969, Ken Thompson, a programmer ...

The Unix operating system is one of computing's most significant technologies, providing the framework that the familiar Linux and Mac OS X operating systems were developed on. Unix can be a viable ...

People who have had bad experiences on Windows disks that performed poorly after they had become very fragmented often wonder if they need to apply some kind of periodic analysis and defragmentation ...

In case you haven’t noticed, the switch at the heart of the datacenter is being torn apart and commoditized at all levels. The so-called open networking movement, being fomented by hyperscalers and ...

Managing the information systems in a large company is a huge task that is performed by many people. Following are some of the major functions. See systems management and enterprise networking. There ...

It is certainly well known that “hacker tools” can be used for many legitimate purposes. Nmap, the Network Mapper and security scanner is no exception. These days, it is used routinely to identify the ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...

Meet the team Left to right are Stephanie Wehner, Mariagrazia Iuliano, Carlo Delle Donne and Bart van der Vecht against a backdrop of high-level application code that can be run on quantum network ...