In this video, we dive into the essential switch security best practices every network admin and cybersecurity professional should know. From configuring port security and limiting the number of devices per port to securing switch ports with MAC address binding, this guide walks you through step-by-step strategies to harden your Layer 2 infrastructure. We also cover advanced Layer 2 security features including: 🔐 DHCP Snooping - Prevent rogue DHCP servers and safeguard IP assignments 🛡️ Dynamic ARP Inspection (DAI) - Stop ARP spoofing and on-path (man-in-the-middle) attacks 🚫 Port Security Violations Perfect for anyone looking to enhance their network security skills and prepare for certifications like Network+