Set-LDAPSBinding.ps1
19 Sep 2025Description
Purpose
No synopsis provided.
Detailed Description
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Usage
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Notes
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Script
function Set-LDAPSBinding {
param (
[Parameter(Mandatory=$true)]
[string]$DomainControllerFQDN,
[Parameter(Mandatory=$true)]
[string]$CertThumbprint,
[Parameter(Mandatory=$true)]
[pscredential]$Credential
)
$scriptBlock = {
param (
[string]$DomainControllerFQDN,
[string]$CertThumbprint
)
Write-Verbose "Searching for certificate with thumbprint $CertThumbprint on $DomainControllerFQDN"
$cert = Get-ChildItem -Path Cert:\LocalMachine\My | Where-Object {
$_.Thumbprint -eq $CertThumbprint
}
if ($null -ne $cert) {
Write-Verbose "Certificate found. Binding certificate with thumbprint $CertThumbprint to LDAP service on $DomainControllerFQDN"
# Bind the certificate to the NTDS service
New-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Services\NTDS\Parameters" -Name "ClientLDAPSAuthentication" -Value 1 -PropertyType DWORD -Force | Out-Null
New-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Services\NTDS\Parameters" -Name "ClientLDAPS" -Value 1 -PropertyType DWORD -Force | Out-Null
# Bind the certificate to the LDAP service
$store = [System.Security.Cryptography.X509Certificates.X509Store]::new("NTDS", "LocalMachine")
$store.Open([System.Security.Cryptography.X509Certificates.OpenFlags]::ReadWrite)
$store.Add($cert)
$store.Close()
Write-Verbose "Certificate with thumbprint $CertThumbprint successfully bound to LDAP service on $DomainControllerFQDN"
} else {
Write-Warning "No valid certificate found with thumbprint $CertThumbprint for LDAPS on $DomainControllerFQDN"
}
}
Invoke-Command -ComputerName $DomainControllerFQDN -ScriptBlock $scriptBlock -ArgumentList $DomainControllerFQDN, $CertThumbprint -Credential $Credential -Verbose
}
# Example usage of the function:
# Set-LDAPSBinding -DomainControllerFQDN "RDGDC01.rdg.co.uk" -CertThumbprint "9f580f463113ea7615847821ad3775d690c640d2" -Credential (Get-Credential) -Verbose
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