Denial of service attacks continue to become increasingly prevalent in the world of the black hat, and also continue to move up the OSI stack from the network level toward the application level, ...

In the last newsletter, we discussed the move from “real” to “virtual” networks, concentrating more at the lower levels of the OSI stack. In particular, we noted that several years ago we moved from ...

As cybersecurity threats grow more sophisticated, traditional network architectures struggle to keep pace, especially in sectors reliant on legacy hardware. IMPRES Technology Solutions has introduced ...

To understand the differences between the Transmission Control Protocol/Internet Protocol and the Open Systems Interconnection model, it's helpful to first dig into the individual protocols.

Peeling back the layers of IoT devices reveals most of them are nothing more than what are already on the Internet in the form of present-day M2M devices. In just six years, according to Cisco Systems ...

This vendor-written tech primer has been edited by Network World to eliminate product promotion, but readers should note it will likely favor the submitter’s approach. The application layer of the ...

If you had taken a college-level data communications course in the early 1990s, you would have learned that a theoretical set of protocols developed by the International Standards Organization (ISO) ...

Networks function and flourish because they deliver reliable and fast communication over large distances. And while people often marvel at the speed, it's the reliability -- made possible through the ...

For many in the communication industry, the open system interconnect (OSI) network model is a simply a stack. But, designers shouldn't be so quick to diminish the value that the OSI model provides to ...