Network protocols are formal standards and policies consisting of rules, procedures, and formats that define how data is exchanged over networks. They ensure that devices can communicate effectively, ...

Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. Building enterprise networks with routers and switches ...

With over seven years of experience as a freelance technology writer and reporter, Tim Keary has a range of experience breaking down complex technologies into simple and accessible content. His work ...

What is a network protocol? Most textbook writers state something like this: A network protocol is a set of guidelines or standards for the operation of network devices, the methods of operation, and ...

CANopen is a CAN-based (Controller Area Network) higher layer protocol. It was developed as a standardized embedded network with highly flexible configuration capabilities. CANopen was designed for ...

I love new security testing tools. There is nothing quite like finding some magical bits of code allowing you to use and abuse protocols in unique and unnatural ways. I was introduced to Loki at ...

With always-on high-bandwidth Internet connections comes the possibility for multiple devices within the home to share this resource. And, of course, they'll also be doing a lot of internal ...

A network protocol that encapsulates packets at a peer level or below. It is used to transport multiple protocols over a common network as well as provide the vehicle for encrypted virtual private ...