(PowerShell) Load Certificate from PFX (PKCS#12)

Loads a digital certificate (and private key, if available) from a PFX file.(also known as PKCS#12)

Chilkat .NET Downloads Chilkat .NET Assemblies

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

$cert = New-Object Chilkat.Cert

# Load from the PFX file
$pfxFilename = "/Users/chilkat/testData/pfx/chilkat_ssl_pwd_is_test.pfx"
$pfxPassword = "test"

# A PFX typically contains certificates in the chain of authentication.
# The Chilkat cert object will choose the certificate w/
# private key farthest from the root authority cert.
# To access all the certificates in a PFX, use the 
# Chilkat certificate store object instead.
$success = $cert.LoadPfxFile($pfxFilename,$pfxPassword)
if ($success -ne $true) {
    $($cert.LastErrorText)
    exit
}

# Get some information about the digital certificate, 
# then get the private key...

# DN = "Distinguished Name"
$("SubjectDN:" + $cert.SubjectDN)

$("Common Name:" + $cert.SubjectCN)
$("Issuer Common Name:" + $cert.IssuerCN)

$("Serial Number:" + $cert.SerialNumber)

# Now for the private key...

$privKey = $cert.ExportPrivateKey()
if ($cert.LastMethodSuccess -eq $false) {
    $($cert.LastErrorText)
    exit
}

# The private key object may be used in any Chilkat methods
# (in other objects/classes) that expect a private key argument.

# In this case, save the private key to a PKCS8 Encrypted PEM format file:
$pemPassword = "secret"
$pemPath = "/Users/chilkat/testData/pem/chilkat_privKey.pem"
$success = $privKey.SavePkcs8EncryptedPemFile($pemPassword,$pemPath)
if ($success -ne $true) {
    $($privKey.LastErrorText)

    exit
}

$("Private key saved to PKCS8 Encrypted PEM...")