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, ...

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 ...

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 ...

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, ...

Ken Thompson and Dennis Ritchie at a PDP-11. Peter Hamer [CC BY-SA 2.0] Last week the computing world celebrated an important anniversary: the UNIX operating system turned 50 years old. What was ...

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 ...

It has been two decades since Juniper Networks, then the big upstart rival to Cisco Systems and others as the dot-com boom was rising towards its crescendo several years hence, took FreeBSD Unix and ...

On "1-2-3-4-5-6-7-8-9-0 Day," tech lovers all over the world celebrated the moment when the clocks in the popular Unix computer operating system struck that exact stream of numbers. But on Feb. 13, ...

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 ...

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 ...