The Undocumented Layers of the OSI Model and Their Impact on Security

The biggest threat to data security doesn’t come from hackers, misconfigured firewalls, missing patches, or negligent employees. Nor is it in the application layer of the Open Systems Interconnection (OSI) Basic Model. Instead, there are three undocumented layers of the OSI Model that exert a huge influence on security decisions and the integrity of security programs. Learn about those layers and how to manage the threat.

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