Ensure 'Minimum Inbound TLS Version' is set to '1.2' or higher

チェック方法

監査方法: 手動レビュー

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Audit from Azure Portal 1. Go to App Services or Function App. 2. Click the name of a function app. 3. Under Settings, click Configuration. 4. In the General settings pane, under Platform settings, ensure that Minimum Inbound TLS Version is set to 1.2 or higher. 5. Repeat steps 1-4 for each function app. Audit from Azure CLI Run the following command to list function apps: az functionapp list For each function app, run the following command to get the TLS version setting: az functionapp config show --resource-group <resource-group-name> --name <function-app-name> --query minTlsVersion Ensure that "1.2" or higher is returned. Audit from PowerShell Run the following command to list function apps: Get-AzFunctionApp Run the following command to get the function app in a resource group with a given name: $app = Get-AzFunctionApp -ResourceGroupName <resource-group-name> -Name <function-app-name> Run the following command to get the TLS version setting: $app.SiteConfig.MinTlsVersion Ensure that the command returns 1.2 or higher. Repeat for each function app. Audit from Azure Policy If referencing a digital copy of this Benchmark, clicking a Policy ID will open a link to the associated...

修正方法

修正方法: ガイダンスまたは IaC パッチ

Remediate from Azure Portal 1. Go to App Services or Function App. 2. Click the name of a function app. 3. Under Settings, click Configuration. 4. In the General settings pane, under Platform settings, click the drop-down next to Minimum Inbound TLS Version and select 1.2 or higher. 5. Click Save. 6. Click Continue. 7. Repeat steps 1-6 for each function app requiring remediation. Remediate from Azure CLI For each function app requiring remediation, run the following command to update the TLS version: az functionapp config set --resource-group <resource-group-name> --name <function-app-name> --min-tls-version <1.2|1.3>