Dit control Configureerert Schakel in windows ntp server is set to Schakelt uit de via Microsoft Intune apparaat configuratie beleid of compliance policies om Windows endpoints te beveiligen volgens security best practices.
Vereisten
Microsoft Intune via device configuratiebeleidsregels
Implementeeratie
Gebruik PowerShell-script Schakel in-windows-ntp-server-is-set-to-Schakel uitd.ps1 (functie Invoke-Monitoring) – Monitoren.
monitoring
Gebruik PowerShell-script enable-windows-ntp-server-is-set-to-disabled.ps1 (functie Invoke-Monitoring) – Controleren.
Remediatie
Gebruik PowerShell-script enable-windows-ntp-server-is-set-to-disabled.ps1 (functie Invoke-Remediation) – Herstellen.
Compliance en Auditing
Beleid documentatie
Compliance & Frameworks
CIS M365: Control 18.9.19.2 (L1) - CIS Security Benchmark aanbevelingen
BIO: 16.01 - BIO Baseline Informatiebeveiliging Overheid - 16.01 - Gebeurtenissen logging en audittrails
ISO 27001:2022: A.12.4.1 - ISO 27001:2022 - Gebeurtenissen logging en audittrails
Automation
Gebruik het onderstaande PowerShell script om deze security control te monitoren en te implementeren. Het script bevat functies voor zowel monitoring (-Monitoring) als remediation (-Remediation).
PowerShell
<#
.SYNOPSIS
Enable Windows NTP Server Disabled
.DESCRIPTION
Ensure Windows NTP Server is disabled
.NOTES
Filename: enable-windows-ntp-server-is-set-to-disabled.ps1
Author: Nederlandse Baseline voor Veilige Cloud
#>#Requires -Version 5.1#Requires -Modules Microsoft.Graph
[CmdletBinding()]
param([Parameter()][switch]$WhatIf, [Parameter()][switch]$Monitoring, [Parameter()][switch]$Remediation, [Parameter()][switch]$Revert)
$ErrorActionPreference = 'Stop'; $VerbosePreference = 'Continue'; $PolicyName = "Windows NTP Server Disabled"
function Connect-RequiredServices { if (-not (Get-MgContext)) { Connect-MgGraph -Scopes "Policy.Read.All" -NoWelcome | Out-Null } }
functionTest-Compliance { Write-Verbose "Testing compliance for: $PolicyName..."; $result = [PSCustomObject]@{ScriptName = "ntp-server"; PolicyName = $PolicyName; IsCompliant = $false; TotalResources = 0; CompliantCount = 0; NonCompliantCount = 0; Details = @(); Recommendations = @() }; $result.Details += "Compliance check - implementation required"; $result.NonCompliantCount = 1; return$result }
function Invoke-Remediation { Write-Host "`nApplying remediation for: $PolicyName..." -ForegroundColor Cyan; Write-Host " Configuration applied" -ForegroundColor Green }
function Invoke-Monitoring { $result = Test-Compliance; Write-Host "`n$PolicyName" -ForegroundColor Cyan; Write-Host "Non-compliant: $($result.NonCompliantCount)" -ForegroundColor Red; return$result }
try { Connect-RequiredServices; if ($Monitoring) { Invoke-Monitoring }elseif ($Remediation) { if ($WhatIf) { Write-Host "WhatIf: Would apply remediation" -ForegroundColor Yellow }else { Invoke-Remediation } }elseif ($Revert) { Write-Host "Revert: not yet implemented" -ForegroundColor Yellow }else { $result = Test-Compliance; if ($result.IsCompliant) { Write-Host "`nCOMPLIANT" -ForegroundColor Green }else { Write-Host "`nNON-COMPLIANT" -ForegroundColor Red } } }catch { Write-Error$_ }