Zoom E2E Encryption Disabled

ZoomLogs
| where Event =~ "account.settings_updated"
| extend NewE2ESetting = columnifexists("payload_object_settings_in_meeting_e2e_encryption_b", "")
| extend OldE2ESetting = columnifexists("payload_old_object_settings_in_meeting_e2e_encryption_b", "")
| where OldE2ESetting =~ 'false' and NewE2ESetting =~ 'true'
| extend timestamp = TimeGenerated, AccountCustomEntity = User

queryPeriod: 1d
version: 1.0.2
relevantTechniques:
- T1040
queryFrequency: 1d
kind: Scheduled
severity: Medium
name: Zoom E2E Encryption Disabled
id: e4779bdc-397a-4b71-be28-59e6a1e1d16b
entityMappings:
- fieldMappings:
  - columnName: AccountCustomEntity
    identifier: FullName
  entityType: Account
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/ZoomLogs/E2EEDisbaled.yaml
query: |
  ZoomLogs
  | where Event =~ "account.settings_updated"
  | extend NewE2ESetting = columnifexists("payload_object_settings_in_meeting_e2e_encryption_b", "")
  | extend OldE2ESetting = columnifexists("payload_old_object_settings_in_meeting_e2e_encryption_b", "")
  | where OldE2ESetting =~ 'false' and NewE2ESetting =~ 'true'
  | extend timestamp = TimeGenerated, AccountCustomEntity = User  
tactics:
- CredentialAccess
- Discovery
description: |
    'This alerts when end to end encryption is disabled for Zoom meetings.'
requiredDataConnectors: []
metadata:
  author:
    name: Pete Bryan
  source:
    kind: Community
  categories:
    domains:
    - Security - Others
  support:
    tier: Community
triggerThreshold: 0
triggerOperator: gt

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/e4779bdc-397a-4b71-be28-59e6a1e1d16b')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/e4779bdc-397a-4b71-be28-59e6a1e1d16b')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01",
      "properties": {
        "displayName": "Zoom E2E Encryption Disabled",
        "description": "'This alerts when end to end encryption is disabled for Zoom meetings.'\n",
        "severity": "Medium",
        "enabled": true,
        "query": "ZoomLogs\n| where Event =~ \"account.settings_updated\"\n| extend NewE2ESetting = columnifexists(\"payload_object_settings_in_meeting_e2e_encryption_b\", \"\")\n| extend OldE2ESetting = columnifexists(\"payload_old_object_settings_in_meeting_e2e_encryption_b\", \"\")\n| where OldE2ESetting =~ 'false' and NewE2ESetting =~ 'true'\n| extend timestamp = TimeGenerated, AccountCustomEntity = User\n",
        "queryFrequency": "P1D",
        "queryPeriod": "P1D",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "Discovery"
        ],
        "techniques": [
          "T1040"
        ],
        "alertRuleTemplateName": "e4779bdc-397a-4b71-be28-59e6a1e1d16b",
        "customDetails": null,
        "entityMappings": [
          {
            "fieldMappings": [
              {
                "identifier": "FullName",
                "columnName": "AccountCustomEntity"
              }
            ],
            "entityType": "Account"
          }
        ],
        "templateVersion": "1.0.2",
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/ZoomLogs/E2EEDisbaled.yaml"
      }
    }
  ]
}