(PowerShell) Find Certificate for Email Address in Current-User Certificate Store (Windows-Only)

This is a Windows-only example to find a certificate for a given email address in the current-user certificate store (located in the Windows Registry).

Chilkat .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

# This is a Windows-only example because it lists the certificates
# stored in the Windows Current User Certificate Store located in the
# Windows Registry.

$certStore = New-Object Chilkat.CertStore

$readOnly = $true
$success = $certStore.OpenCurrentUserStore($readOnly)
if ($success -eq $false) {
    $($certStore.LastErrorText)
    exit
}

$emailAddr = "support@chilkatsoft.com"
$cert = $certStore.FindCertBySubjectE($emailAddr)
if ($certStore.LastMethodSuccess -ne $true) {
    $("No certificate found for " + $emailAddr)
    exit
}

$("Found: " + $cert.SubjectDN)

# It should be case-insensitive, however it was found not to be.
# The case-insensitive search is fixed starting in Chilkat v9.5.0.65.
$emailAddr = "SUPPORT@chilkatsoft.com"
$cert = $certStore.FindCertBySubjectE($emailAddr)
if ($certStore.LastMethodSuccess -ne $true) {
    $("No certificate found for " + $emailAddr)
    exit
}

$("Found: " + $cert.SubjectDN)