AzPolicyAdvertizer

last sync: 2021-May-17 14:22:45 UTC

Azure Policy definition

Resource logs in Event Hub should be enabled

Name Resource logs in Event Hub should be enabled
Azure Portal
Id 83a214f7-d01a-484b-91a9-ed54470c9a6a
Version 4.0.1
details on versioning
Category Event Hub
Microsoft docs
Description Audit enabling of resource logs. This enables you to recreate activity trails to use for investigation purposes; when a security incident occurs or when your network is compromised
Mode Indexed
Type BuiltIn
Preview FALSE
Deprecated FALSE
Effect Default: AuditIfNotExists
Allowed: (AuditIfNotExists, Disabled)
Used RBAC Role none
History
Date/Time (UTC ymd) (i) Change type Change detail
2021-02-10 14:43:58 change Major (3.0.0 > 4.0.1)
Used in Initiatives
Initiative DisplayName Initiative Id Initiative Category State
[Deprecated]: Azure Security Benchmark v1 42a694ed-f65e-42b2-aa9e-8052e9740a92 Regulatory Compliance Deprecated
[Deprecated]: Azure Security Benchmark v2 bb522ac1-bc39-4957-b194-429bcd3bcb0b Regulatory Compliance Deprecated
[Preview]: CIS Microsoft Azure Foundations Benchmark v1.3.0 612b5213-9160-4969-8578-1518bd2a000c Regulatory Compliance Preview
Azure Security Benchmark 1f3afdf9-d0c9-4c3d-847f-89da613e70a8 Security Center GA
HITRUST/HIPAA a169a624-5599-4385-a696-c8d643089fab Regulatory Compliance GA
JSON Changes

JSON 
{
  "properties": {
    "displayName": "Resource logs in Event Hub should be enabled",
    "policyType": "BuiltIn",
    "mode": "Indexed",
    "description": "Audit enabling of resource logs. This enables you to recreate activity trails to use for investigation purposes; when a security incident occurs or when your network is compromised",
    "metadata": {
      "version": "4.0.1",
      "category": "Event Hub"
    },
    "parameters": {
      "effect": {
        "type": "String",
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of the policy"
        },
        "allowedValues": [
          "AuditIfNotExists",
          "Disabled"
        ],
        "defaultValue": "AuditIfNotExists"
      },
      "requiredRetentionDays": {
        "type": "String",
        "metadata": {
          "displayName": "Required retention (days)",
          "description": "The required resource logs retention in days"
        },
        "defaultValue": "365"
      }
    },
    "policyRule": {
      "if": {
        "field": "type",
        "equals": "Microsoft.EventHub/namespaces"
      },
      "then": {
      "effect": "[parameters('effect')]",
        "details": {
          "type": "Microsoft.Insights/diagnosticSettings",
          "existenceCondition": {
            "count": {
            "field": "Microsoft.Insights/diagnosticSettings/logs[*]",
              "where": {
                "anyOf": [
                  {
                    "allOf": [
                      {
                      "field": "Microsoft.Insights/diagnosticSettings/logs[*].retentionPolicy.enabled",
                        "equals": "true"
                      },
                      {
                        "anyOf": [
                          {
                          "field": "Microsoft.Insights/diagnosticSettings/logs[*].retentionPolicy.days",
                            "equals": "0"
                          },
                          {
                          "field": "Microsoft.Insights/diagnosticSettings/logs[*].retentionPolicy.days",
                          "greaterOrEquals": "[parameters('requiredRetentionDays')]"
                          }
                        ]
                      },
                      {
                        "field": "Microsoft.Insights/diagnosticSettings/logs.enabled",
                        "equals": "true"
                      }
                    ]
                  },
                  {
                    "allOf": [
                      {
                        "field": "Microsoft.Insights/diagnosticSettings/logs.enabled",
                        "equals": "true"
                      },
                      {
                        "anyOf": [
                          {
                          "field": "Microsoft.Insights/diagnosticSettings/logs[*].retentionPolicy.enabled",
                            "notEquals": "true"
                          },
                          {
                            "field": "Microsoft.Insights/diagnosticSettings/storageAccountId",
                            "exists": false
                          }
                        ]
                      }
                    ]
                  }
                ]
              }
            },
            "greaterOrEquals": 1
          }
        }
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/83a214f7-d01a-484b-91a9-ed54470c9a6a",
  "type": "Microsoft.Authorization/policyDefinitions",
  "name": "83a214f7-d01a-484b-91a9-ed54470c9a6a"
}