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Set Microsoft Defender for Key Vault To 'On' (Manual)​

Profile Applicability​

• Level 2

Description​

Turning on Microsoft Defender for Key Vault enables threat detection for Key Vault, providing threat intelligence, anomaly detection, and behavior analytics in the Microsoft Defender for Cloud.

Rationale​

Enabling Microsoft Defender for Key Vault allows for greater defense-in-depth, with threat detection provided by the Microsoft Security Response Center (MSRC).

Impact​

Turning on Microsoft Defender for Key Vault incurs an additional cost per resource.

Audit​

From Azure Portal​

  1. Go to Microsoft Defender for Cloud
  2. Select Environment Settings blade
  3. Click on the subscription name
  4. Select the Defender plans blade
  5. Review the chosen pricing tier. For the Key Vault resource type Plan should be set to On.

From Azure CLI​

Ensure the output of the below command is Standard

az security pricing show -n 'KeyVaults' --query 'PricingTier'

From Azure Powershell​

Get-AzSecurityPricing -Name 'KeyVaults' | Select-Object Name,PricingTier

Ensure output for PricingTier is Standard

Remediation​

From Azure Portal​

  1. Go to Microsoft Defender for Cloud.
  2. Select Environment Settings blade.
  3. Click the subscription name.
  4. Select the Defender plans blade.
  5. Select On under Status for Key Vault.
  6. Select Save.

From Azure CLI​

Enable Standard pricing tier for Key Vault:

az security pricing create -n 'KeyVaults' --tier 'Standard'

From Azure PowerShell​

Enable Standard pricing tier for Key Vault:

Set-AzSecurityPricing -Name 'KeyVaults' -PricingTier 'Standard'

References​

https://docs.microsoft.com/en-us/azure/security-center/security-center-detection-capabilities
https://docs.microsoft.com/en-us/rest/api/securitycenter/pricings/list
https://docs.microsoft.com/en-us/rest/api/securitycenter/pricings/update
https://docs.microsoft.com/en-us/powershell/module/az.security/get-azsecuritypricing
https://docs.microsoft.com/en-us/security/benchmark/azure/security-controls-v3-logging-threat-detection#lt-1-enable-threat-detection-capabilities

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