OSI Model
The Open Systems Interconnection (OSI) model is a conceptual model of how devices communicate over a network. The model is comprised of seven layers. The model provides developers with a standardized framework so that different systems can communicate with each other. The OSI model was the first standard framework for network communications.
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Validate Your Defenses
Take the guesswork out of threat exposure management. Validate your defenses with real-world attack scenarios and focus on what matters most—managing your risk.

