In IoT security, what does "traffic analysis" involve?a) Intercepting messages and altering themb) Monitoring traffic to gather information like sender and receiver addressesc) Encrypting data packets in transit d) Blocking unauthorized access to traffic data

VLAN

VLAN stands for Virtual Local Area Network, and it is created from one or more local area networks. A Virtual Local Area Network (VLAN) is a customized network made up of one or more LANs. It allows a set of devices from different networks to be converted into a single logical network. As a result, a virtual LAN that is managed similarly to a physical LAN emerges.