If you’re on NVIDIA, the R555 line is the tipping point for a smooth Wayland experience; earlier branches can run but won’t ...

Linux, in its many forms, has always worn transparency as a badge of honor. Unlike proprietary systems where code is hidden ...

Port scans and ping sweeps are just two of many types of network probes. Current network-probing tools have matured significantly. Their continued development and availability means that system ...

inotify is a file change notification system—a kernel feature that allows applications to request the monitoring of a set of files against a list of events. When the event occurs, the application is ...

Stories of compromised servers and data theft fill today's news. It isn't difficult for someone who has read an informative blog post to access a system via a misconfigured service, take advantage of ...

Since the earliest days of microprocessors, system designers have been plagued by a problem in which the speed of the CPU's operation exceeded the bandwidth of the memory subsystem to which it was ...

Editors' Note: This article has been updated since its original posting. Software and hardware engineers who have to deal with byte and bit order issues know the process is like walking a maze. Though ...

IDS tools are particular beasts, and Tripwire is no exception. Even if you don't need to be an expert programmer to use this package, actually taking advantage of it requires some patience, attention ...

Figure 1 shows a typical block diagram for a software radio. To understand the software part of the radio, we first need to understand a bit about the associated hardware. Examining the receive path ...

In the last issue we started following a packet's journey from the wire up to the higher levels of network stack processing. We left the packet at the end of layer 3 processing, where IP has ...

Today's affordable digital video cameras have placed the power of digital recording within most people's reach. Unfortunately, this has been accompanied with a corresponding increase in the variety of ...