# encoding: ascii
# api: powershell
# title: Search-CertificateStore.
# description: From Windows PowerShell Cookbook (O’Reilly) by Lee Holmes
# version: 0.1
# author: Lee Holmes
# license: CC0
# x-poshcode-id: 2207
# x-archived: 2016-03-19T08:08:55
# x-published: 2011-09-09T21:42:00
#
#
##############################################################################
##
## Search-CertificateStore
##
## From Windows PowerShell Cookbook (O'Reilly)
## by Lee Holmes (http://www.leeholmes.com/guide)
##
##############################################################################
<#
.SYNOPSIS
Search the certificate provider for certificates that match the specified
Enhanced Key Usage (EKU.)
.EXAMPLE
Search-CertificateStore "Encrypting File System"
#>
param(
## The friendly name of an Enhanced Key Usage
## (such as 'Code Signing')
[Parameter(Mandatory = $true)]
$EkuName
)
Set-StrictMode -Off
## Go through every certificate in the current user's "My" store
foreach($cert in Get-ChildItem cert:\CurrentUser\My)
{
## For each of those, go through its extensions
foreach($extension in $cert.Extensions)
{
## For each extension, go through its Enhanced Key Usages
foreach($certEku in $extension.EnhancedKeyUsages)
{
## If the friendly name matches, output that certificate
if($certEku.FriendlyName -eq $ekuName)
{
$cert
}
}
}
}