How to create Azure Network Security Group

Creating a network security group

• Login to the Azure Portal:

https://portal.azure.com

• From the upper search pane, write "Network Security Groups" -> click on "Create network security group" or "Add":

• Name: Specify a name for the new network security group
• Subscription: Select the relevant subscription name
• Resource group: Select either existing or create a new resource group

For more information, see: https://docs.microsoft.com/en-us/azure/azure-resource-manager/resource-group-overview#resource-groups

• Location: Select a region close to your location

• Click on Create
• Wait for the deployment on the new network security group to complete
• From the "Network Security Groups" window, click on the newly created network security group
• From the main pane, click on Tags -> add a new tag:

• Name: Specify here Name
• Value: Specify here the name of the newly created network security group

• Click on Save
• From the main pane, click on Inbound security rules -> click on Add -> use the example below in-order to create an inbound rule:

• Source: Select IP Address
• Source IP addresses/CIDR ranges: Specify here a static public IP address or your organization public address/CIDR
• Source port ranges: Leave the default
• Destination: Select IP Addresses
• Destination IP addresses/CIDR ranges: Specify here public IP address of an Azure Virtual machine
• Destination port ranges: Specify here 22
• Protocol: TCP
• Action: Allow
• Priority: Leave the default settings
• Name: Specify here a description for the new rule (for example: Inbound SSH access)

• Click on Add
• For more information about creation of inbound or outbound rules, see: https://docs.microsoft.com/en-us/azure/virtual-machines/windows/nsg-quickstart-portal
• From the main pane, click on Network interfaces -> click on Associate -> select an existing network interface from the list
• Click on OK
• From the main pane, click on Subnets -> click on Associate -> select an existing subnet from the list
• Click on OK
• Logoff the Microsoft Azure Portal