MAC flooding attacks have been historically prevalent but are not as common today as other attacks due to advancements in network switch technology and security measures. Nevertheless, it remains essential to be aware of MAC flooding attacks and take appropriate measures to protect your network infrastructure. It is a simple yet powerful attack that can overwhelm network switches, leading to a loss of confidentiality, integrity, and availability of network resources. It is a form of DoS attack where the attacker floods the network with a large volume of traffic to exhaust network resources.

This article will describe what a MAC Flooding attack is, how it works, and what prevention techniques are used in this attack.