Deny-Storage-SFTP.json

{
  "name": "Deny-Storage-SFTP",
  "type": "Microsoft.Authorization/policyDefinitions",
  "apiVersion": "2021-06-01",
  "scope": null,
  "properties": {
    "policyType": "Custom",
    "mode": "Indexed",
    "displayName": "Storage Accounts with SFTP enabled should be denied",
    "description": "This policy denies the creation of Storage Accounts with SFTP enabled for Blob Storage.",
    "metadata": {
      "version": "1.0.0",
      "category": "Storage",
      "source": "https://github.com/Azure/Enterprise-Scale/",
      "alzCloudEnvironments": [
        "AzureCloud",
        "AzureChinaCloud",
        "AzureUSGovernment"
      ]
    },
    "parameters": {
      "effect": {
        "type": "String",
        "defaultValue": "Deny",
        "allowedValues": [
          "Audit",
          "Deny",
          "Disabled"
        ],
        "metadata": {
          "displayName": "Effect",
          "description": "The effect determines what happens when the policy rule is evaluated to match"
        }
      }
    },
    "policyRule": {
      "if": {
        "allOf": [
          {
            "field": "type",
            "equals": "Microsoft.Storage/storageAccounts"
          },
          {
            "field": "Microsoft.Storage/storageAccounts/isSftpEnabled",
            "equals": "true"
          }
        ]
      },
      "then": {
        "effect": "[[parameters('effect')]"
      }
    }
  }
}