The document provides detailed guidance on managing Network Security Groups (NSGs) in Azure for effective network traffic control. It covers creating new NSGs in the Azure portal, associating NSGs with network interfaces, and utilizing PowerShell to automate NSG rule creation. Additionally, it emphasizes the importance of assigning NSGs to subnets to ensure rule enforcement.
Furthermore, the document introduces Application Security Groups (ASGs) as extensions of NSGs, enabling more granular traffic filtering and control. It explains how ASGs can enhance rule creation by allowing communication between specific subnets based on application groupings.
Overall, the document serves as a comprehensive resource for IT professionals looking to enhance network security and governance within Azure environments through the strategic use of NSGs and ASGs.
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