(PowerShell) PKCS11 Sign PDF with Smart Card with 2 PINs

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Shows how to sign a PDF using a smart card that has one pin for USER, and a 2nd PIN for signing.

Note: This example requires Chilkat v9.5.0.96 or later.

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

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

# Note: Chilkat's PKCS11 implementation runs on Windows, Linux, Mac OS X, and other supported operating systems.

$pkcs11 = New-Object Chilkat.Pkcs11

$pkcs11.SharedLibPath = "C:/Program Files (x86)/Gemalto/IDGo 800 PKCS#11/IDPrimePKCS1164.dll"

# --------------------------
# Provide the user PIN here.
# --------------------------
$user_pin = "0000"
$userType = 1

# Establish a PKCS11 logged-on session using the driver (.so, .dylib, or .dll) as specified in the SharedLibPath above.
$success = $pkcs11.QuickSession($userType,$user_pin)
if ($success -eq $false) {
    $($pkcs11.LastErrorText)
    exit
}

# -----------------------------------------------------------
# Also indicate the context-specific PIN required for signing.
# This is a new feature added in Chilkat v9.5.0.97
# -----------------------------------------------------------
$pkcs11.SigContextPin = "1234"

# Get the certificate (on the smart card) that has a private key.
# There are other ways to locate a certificate on the HSM.
# This example assumes there is a single certificate w/ private key.
$cert = New-Object Chilkat.Cert
$success = $pkcs11.FindCert("privateKey","",$cert)
if ($success -eq $true) {
    $("Cert with private key: " + $cert.SubjectCN)
}
else {
    $("No certificates having a private key were found.")
    $success = $pkcs11.CloseSession()
    exit
}

# --------------------------------------------------------------------------
# At this point, we have the cert to be used for signing.
# Our PDF signing code is the same as for a cert obtained from any other source..

$pdf = New-Object Chilkat.Pdf

# Load a PDF to be signed.
$success = $pdf.LoadFile("qa_data/pdf/hello.pdf")
if ($success -eq $false) {
    $($pdf.LastErrorText)
    $success = $pkcs11.CloseSession()
    exit
}

$json = New-Object Chilkat.JsonObject

$json.UpdateInt("page",1)
$json.UpdateString("appearance.y","top")
$json.UpdateString("appearance.x","left")
$json.UpdateString("appearance.fontScale","10.0")
$json.UpdateString("signingAlgorithm","pss")
$json.UpdateString("hashAlgorithm","sha256")

$i = 0
$json.I = $i
$json.UpdateString("appearance.text[i]","Digitaly signed by: Xyz Widgets, Inc.")
$i = $i + 1
$json.I = $i
$json.UpdateString("appearance.text[i]","current_dt")
$i = $i + 1
$json.I = $i
$json.UpdateString("appearance.text[i]","blah blah blah")

# The certificate is internally linked to the Pkcs11 object, which is currently in an authenticated session.
$success = $pdf.SetSigningCert($cert)

$success = $pdf.SignPdf($json,"qa_output/out.pdf")
if ($success -eq $false) {
    $($pdf.LastErrorText)
    $success = $pkcs11.CloseSession()
    exit
}

# --------------------------------------------------------------------------

# Revert to an unauthenticated session by calling Logout.
$success = $pkcs11.Logout()
if ($success -eq $false) {
    $($pkcs11.LastErrorText)
    $success = $pkcs11.CloseSession()
    exit
}

# When finished, close the session.
# It is important to close the session (memory leaks will occur if the session is not properly closed).
$success = $pkcs11.CloseSession()
if ($success -eq $false) {
    $($pkcs11.LastErrorText)
    exit
}

$("Success.")