If you can't map an attack to its layer, you can't defend against it. Is a DDoS attack Layer 4 or Layer 7? Is ARP Poisoning Layer 2 or Layer 3? In this video, Sec Guy breaks down the OSI Model vs. TCP/IP, explains the critical difference between the Policy Decision Point (PDP) and Policy Enforcement Point (PEP) in Zero Trust, and shows you how to stop VLAN Hopping attacks.

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