In this episode of CISSP Hustle & Flow, we wrap up Domain 4 with a deep dive into the OSI model, covering each layer from physical security to application-level protections. We’ll explore how the OSI model guides your understanding of network security controls and how to apply them in real-world scenarios. From firewalls and VPNs to MAC filtering and TLS encryption, you’ll learn how to lock down communication channels and secure data at every layer. Get ready to crush the CISSP exam with this comprehensive review of Domain 4!