Certificates/Uninstall-Certificate.ps1
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# Copyright 2012 Aaron Jensen # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. function Uninstall-Certificate { <# .SYNOPSIS Removes a certificate from a store for the user or machine account. .DESCRIPTION Uses .NET's certificates API to remove a certificate from a given store for the machine or current user. Use the thumbprint or friendly name to identify which certificate to remove. The thumbprint is unique to each certificate. Friendly names are not guaranteed to be unique. The user performing the removal must have permission on the store where the certificate is located. .EXAMPLE > Uninstall-Certificate -Thumbprint 570895470234023dsaaefdbcgbefa -StoreLocation CurrentUser -StoreName My Removes the 570895470234023dsaaefdbcgbefa certificate from the current user's Personal certificate store. .EXAMPLE > $cert = Get-Certificate -FriendlyName 'Carbon Testing Certificate' -StoreLocation LocalMachine -StoreName Root > Uninstall-Certificate -Certificate $cert -StoreLocation LocalMachine -StoreName Root Removes the certificate with friendly name 'Carbon Testing Certificate' from the local machine's Trusted Root Certification Authorities store. .EXAMPLE Uninstall-Certificate -Thumbprint 570895470234023dsaaefdbcgbefa -StoreLocation LocalMachine -StoreName 'SharePoint' Demonstrates how to uninstall a certificate from a custom, non-standard store. #> [CmdletBinding(SupportsShouldProcess=$true)] param( [Parameter(Mandatory=$true,ParameterSetName='ByThumbprintAndStoreName')] [Parameter(Mandatory=$true,ParameterSetName='ByThumbprintAndCustomStoreName')] [string] # The thumbprint of the certificate to remove. $Thumbprint, [Parameter(Mandatory=$true,ParameterSetName='ByCertificateAndStoreName')] [Parameter(Mandatory=$true,ParameterSetName='ByCertificateAndCustomStoreName')] [Security.Cryptography.X509Certificates.X509Certificate2] # The certificate to remove $Certificate, [Parameter(Mandatory=$true)] [Security.Cryptography.X509Certificates.StoreLocation] # The location of the certificate's store. $StoreLocation, [Parameter(Mandatory=$true,ParameterSetName='ByThumbprintAndStoreName')] [Parameter(Mandatory=$true,ParameterSetName='ByCertificateAndStoreName')] [Security.Cryptography.X509Certificates.StoreName] # The name of the certificate's store. $StoreName, [Parameter(Mandatory=$true,ParameterSetName='ByThumbprintAndCustomStoreName')] [Parameter(Mandatory=$true,ParameterSetName='ByCertificateAndCustomStoreName')] [string] # The name of the non-standard, custom store where the certificate should be un-installed. $CustomStoreName ) Set-StrictMode -Version 'Latest' $storeNameParams = @{ } $storeDisplayName = '' if( $PSCmdlet.ParameterSetName -like '*AndCustomStoreName' ) { $storeDisplayName = $CustomStoreName $storeNameParams.CustomStoreName = $CustomStoreName } else { $storeDisplayName = $StoreName $storeNameParams.StoreName = $StoreName } if( $PSCmdlet.ParameterSetName -like 'ByThumbprint*' ) { $Certificate = Get-Certificate -Thumbprint $Thumbprint -StoreLocation $StoreLocation @storeNameParams if( $Certificate -eq $null ) { return } } $store = Get-CertificateStore -StoreLocation $StoreLocation @storeNameParams $target = $Certificate.FriendlyName if( -not $target ) { $target = $Certificate.Subject } if( $PSCmdlet.ShouldProcess( ("certificate $StoreLocation\$storeDisplayName\{0} ({1})" -f $Certificate.Thumbprint,$target), "remove" ) ) { $store.Remove( $Certificate ) } $store.Close() } Set-Alias -Name 'Remove-Certificate' -Value 'Uninstall-Certificate' |