PowerShell

SSH HSM Public Key Authentication

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Demonstrates how to authenticate with an SSH server using public key authentication using an HSM (USB token or smartcard). PowerShell

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

$success = $false

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

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

$pkcs11 = New-Object Chilkat.Pkcs11

# This would be a path to a .dylib on MacOS, or a path to a .so shared lib on Linux.
$pkcs11.SharedLibPath = "C:/Program Files (x86)/Gemalto/IDGo 800 PKCS#11/IDPrimePKCS1164.dll"
$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,$pin)
if ($success -eq $false) {
    $($pkcs11.LastErrorText)
    exit
}

# Set PKCS11 attributes to find our desired private key object.
$json = New-Object Chilkat.JsonObject
$json.UpdateString("class","private_key")
$json.UpdateString("label","MySshKey")

# Get the PKCS11 handle to the private key located on the HSM.
$priv_handle = $pkcs11.FindObject($json)

# Get the PKCS11 handle to the corresponding public key located on the HSM.
$json.UpdateString("class","public_key")

$pub_handle = $pkcs11.FindObject($json)

$key = New-Object Chilkat.SshKey
# The key type can be "rsa" or "ec"
$keyType = "rsa"
$success = $key.UsePkcs11($pkcs11,$priv_handle,$pub_handle,$keyType)
if ($success -eq $false) {
    $($key.LastErrorText)
    exit
}

$ssh = New-Object Chilkat.Ssh

$success = $ssh.Connect("example.com",22)
if ($success -ne $true) {
    $($ssh.LastErrorText)
    exit
}

# Authenticate with the SSH server using the login and
# HSM private key.  (The corresponding public key should've 
# been installed on the SSH server beforehand.)
$success = $ssh.AuthenticatePk("myLogin",$key)
if ($success -ne $true) {
    $($ssh.LastErrorText)
    exit
}

$("Public-Key Authentication Successful!")