Fig. 1: The 7-layer OSI model. Courtesy technology.blurtit.com. Fig. 2. Protocols within the layers. (Courtesy Acturus Networks) Security protocols can be implemented in just about any layer – either ...

While some people may argue that the OSI model is obsolete (due to its conceptual nature) and less important than the four layers of the TCP/IP model, Kumar says that “it is difficult to read ...

Network security is essential at every layer of the OSI model, including the mythical eighth layer, where users interact with technology. Since hackers can use social engineering to exploit people ...

The ITU (International Telecommunication Union) standardized the model under ITU-T X.224. The ITU is a United Nations Specialized Agency and ITU-T stands for ITU Telecommunication Standardization ...

As a matter of fact, when I started writing this post I titled it “Layer 4 of the OSI Model – understanding the application layer,” and then I had to go back and correct myself.