What Is Network Security Group (NSG)?

A firewall-like resource containing inbound and outbound security rules that allow or deny network traffic to resources based on source, destination, port, and protocol.

Network Security Group (NSG) across 2 exams

Network Security Group (NSG) appears on the following exams. Each defines it in the context candidates are tested on:

AZ-104: A firewall-like resource containing inbound and outbound security rules that allow or deny network traffic to resources based on source, destination, port, and protocol.
AZ-900: A set of rules that filter inbound and outbound network traffic to and from Azure resources within a virtual network.