What is the network layer? Located at Layer 3 of the Open Systems Interconnection (OSI) communications model, the primary function of the network layer is to move data into and through other networks.

The OSI model defines protocols for how a network technically handles communications at the various functional layers. Starting with electrons and photons at the physical layer (Layer 1), the model ...

According to the OSI Model, the session layer is where connections are established, managed, and torn down. For connection-oriented network protocols, understanding how the session layer works, and ...

As traditional cybersecurity solutions improve, they push cyberattackers toward alternative paths. Layer 1 of the OSI model (i.e., the physical layer) has become a fertile ground for attacks and, ...

The Open Systems Interconnection -- or OSI model layers -- explains the process of endpoint communication via networking, and it is divided into seven different layers based on their functionality.