AzureWebApplicationFirewall: Difference between revisions

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| where TimeGenerated > ago(15m)
| where TimeGenerated > ago(15m)
| where ResourceProvider == "MICROSOFT.NETWORK" and Category == "ApplicationGatewayFirewallLog"
| where ResourceProvider == "MICROSOFT.NETWORK" and Category == "ApplicationGatewayFirewallLog"
</syntaxhighlight>Check WAF logs for the connections to the backend pools:<syntaxhighlight lang="powershell">
</syntaxhighlight>Check WAF logs for the connections to the backend pools:<syntaxhighlight lang="sql">
AzureDiagnostics
AzureDiagnostics
| where ResourceType == "APPLICATIONGATEWAYS" and Category == "ApplicationGatewayAccessLog"
| where ResourceType == "APPLICATIONGATEWAYS" and Category == "ApplicationGatewayAccessLog"

Revision as of 13:22, 6 November 2025

WAF Logs

Check for WAF policy breaks with the following Query in Log analytics workspace:

AzureDiagnostics 
| where TimeGenerated > ago(15m)
| where ResourceProvider == "MICROSOFT.NETWORK" and Category == "ApplicationGatewayFirewallLog"

Check WAF logs for the connections to the backend pools:

AzureDiagnostics
| where ResourceType == "APPLICATIONGATEWAYS" and Category == "ApplicationGatewayAccessLog"
| project TimeGenerated, Resource, backendPoolName_s, requestUri_s, httpStatus_d, clientIP_s, host_s
| summarize connectionCount = count() by backendPoolName_s, host_s