Semiconductor Engineering

Open Systems Interconnection model (OSI model)

First, and foremost, the OSI stack is just a theoretical reference model. There is no actual OSI software. It has been around since about 1980, and it is based upon recommendations from the ITU-T and ...

The 8th Layer Of The OSI Model: The Human Risk

No matter how advanced our cybersecurity defenses become, it’s the human layer that makes decisions, mistakes and oversights.
Design-Reuse

What Is the OSI Model, and How Can We Protect Its Critical Layers?

The OSI model is the basis for most of the modern digital communications. Let’s dive into the seven layers of the OSI model and answers the billion-dollar question: how to protect the transmitted data ...
AFCEA

Software Overlay Provides Identity-Based Security Layer to OSI Model

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 ...
EDN

Guide to Embedded Systems Architecture – Part 1: Defining middleware

The line between middleware and application software is blurred, which is why this chapter introduces both together. Middleware is software that has been abstracted out of the application layer for a ...
Computerworld

The Physical Layer: Understanding the OSI Model

Thanks for your comments on my first EtherGeek post on understanding the OSI Model. I especially enjoyed learning new ways to remember the OSI Model; for example: Please Do Not Throw Stale Pizza Away.
Computerworld

The Network Layer: Understanding layer 3 of the OSI Model

The third layer of the OSI Model, the network layer, is where most network engineers focus their time and expertise. As Darragh commented in my post on the data link layer, Layer 2 is cool but Layer 3 ...