Configuring Network Segmentation with VLANs When to Use - Segmenting an enterprise network into isolated security zones (corporate, servers, DMZ, guest, IoT) - Meeting compliance requirements (PCI-DSS, HIPAA, SOC 2) that mandate network isolation for sensitive data - Reducing blast radius of security incidents by preventing lateral movement between network segments - Isolating high-risk devices (IoT, BYOD, legacy systems) from critical infrastructure - Implementing defense-in-depth by combining VLANs with firewall rules and access control lists Do not use VLANs as the sole security control wi…