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Introducing Azure Firewall

Azure firewall is the latest addition to Azure security features portfolio. It was announced in preview last week along with Azure virtual WAN. Along with other features such as NSG and WAF , Azure Firewall enables additional protection for your applications hosted in Azure. We know that NSG offers network level protection(L3) and helps in implementing restrictions on incoming and outgoing traffic at network layer. WAF enables inbound security for web applications at Layer 7.Azure Network firewall provides outbound network layer(L3-L4) and application level (L7) protection for Http and Https traffic.
There are two types of rules that can be created in Azure Firewall. Application rule and Network rule. As name indicates Network rule can be used to allow/deny traffic at network layer by defining the source IP & protocol + Destination IP& protocol. Application rules can be created to allow or restrict outbound traffic to specific FQDNs.
If you want to play around with Azure Firewa…

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