Powershell - Get certificate information

 List Certificate Templates

function get-CertificateTemplates {
[CmdletBinding()] Param (
     [Parameter(Mandatory = $True, ValueFromPipelineByPropertyName = $True)]
     [string]$forest
    )
$DefaultPartition = Get-ADDomainController -Server $forest | select -expand DefaultPartition


$configcontext = "CN=Configuration,$($DefaultPartition)"
$ADSI = [ADSI]"LDAP://CN=Certificate Templates,CN=Public Key Services,CN=Services,$ConfigContext"

$ADSI.Children | Sort-Object Name | Select-Object DisplayName, Name, msPKI-Cert-Template-OID
}


List Certificate CDP info

function get-CertificateCDP {
[CmdletBinding()] Param (
     [Parameter(Mandatory = $True, ValueFromPipelineByPropertyName = $True)]
     [string]$forest
    )

$DefaultPartition = Get-ADDomainController -Server $forest | select -expand DefaultPartition


$configcontext = "CN=Configuration,$($DefaultPartition)"
$ADSI = [ADSI]"LDAP://CN=cdp,CN=Public Key Services,CN=Services,$ConfigContext"

$ADSI.Children  | select cn,Children,path
}

List Certificate Auhtorities in forest - requires activedirectory module

function get-CertificationAuthorities {
[CmdletBinding()] Param (
     [Parameter(Mandatory = $True, ValueFromPipelineByPropertyName = $True)]
     [string]$forest
    )
  

$DefaultPartition = Get-ADDomainController -Server $forest | select -expand DefaultPartition


$configcontext = "CN=Configuration,$($DefaultPartition)"
$ADSI = [ADSI]"LDAP://CN=Certification Authorities,CN=Public Key Services,CN=Services,$ConfigContext"

$ADSI.Children | select name,whenCreated

}