Control: 2.2 Ensure that Azure Defender is set to On for App Service

Description

Enabling Azure Defender threat detection for App Service, providing threat intelligence, anomaly detection, and behavior analytics in the Azure Security Center. It also allows for greater defense-in-depth, with threat detection provided by the Microsoft Security Response Center (MSRC).

Remediation

From Console

Perform the following action to check Azure Defender is set to On for App Service:

1. Login to Azure console and navigate to Security Center.
2. Select Pricing & settings blade under Management.
3. Click on the subscription name, Azure Defender plans blade got selected.
4. For the App Service resource type Plan should be set to On.

Perform the following action to enable Azure Defender for App Service:

1. Login to Azure console and navigate to Security Center.
2. Select Pricing & settings blade under Management.
3. Click on the subscription name, Azure Defender plans blade got selected.
4. For the App Service resource type Plan set it to On.

From Command Line

Command to enable Azure defender for App Service

az account get-access-token --query "{subscription:subscription,accessToken:accessToken}" --out tsv | xargs -L1 bash -c 'curl -X PUT -H "Authorization: Bearer $1" -H "Content-Type: application/json" https://management.azure.com/subscriptions/$0/providers/Microsoft.Security/pr icings/AppServices?api-version=2018-06-01 -d@"input.json"'

Where input.json contains the request body json data as mentioned below

{
  "id":"/subscriptions/<Your_Subscription_Id>/providers/Microsoft.Security/pricings/ AppServices",
  "name":"AppServices",
  "type":"Microsoft.Security/pricings",
  "properties":{
    "pricingTier":"Standard"
  }
}