(PowerBuilder) SSH HSM Public Key Authentication

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

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Pkcs11
string ls_Pin
integer li_UserType
integer li_Success
oleobject loo_Json
integer li_Priv_handle
integer li_Pub_handle
oleobject loo_Key
string ls_KeyType
oleobject loo_Ssh

// 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.

loo_Pkcs11 = create oleobject
// Use "Chilkat_9_5_0.Pkcs11" for versions of Chilkat < 10.0.0
li_rc = loo_Pkcs11.ConnectToNewObject("Chilkat.Pkcs11")
if li_rc < 0 then
    destroy loo_Pkcs11
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// This would be a path to a .dylib on MacOS, or a path to a .so shared lib on Linux.
loo_Pkcs11.SharedLibPath = "C:/Program Files (x86)/Gemalto/IDGo 800 PKCS#11/IDPrimePKCS1164.dll"
ls_Pin = "0000"
li_UserType = 1

// Establish a PKCS11 logged-on session using the driver (.so, .dylib, or .dll) as specified in the SharedLibPath above.
li_Success = loo_Pkcs11.QuickSession(li_UserType,ls_Pin)
if li_Success = 0 then
    Write-Debug loo_Pkcs11.LastErrorText
    destroy loo_Pkcs11
    return
end if

// Set PKCS11 attributes to find our desired private key object.
loo_Json = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")

loo_Json.UpdateString("class","private_key")
loo_Json.UpdateString("label","MySshKey")

// Get the PKCS11 handle to the private key located on the HSM.
li_Priv_handle = loo_Pkcs11.FindObject(loo_Json)

// Get the PKCS11 handle to the corresponding public key located on the HSM.
loo_Json.UpdateString("class","public_key")

li_Pub_handle = loo_Pkcs11.FindObject(loo_Json)

loo_Key = create oleobject
// Use "Chilkat_9_5_0.SshKey" for versions of Chilkat < 10.0.0
li_rc = loo_Key.ConnectToNewObject("Chilkat.SshKey")

// The key type can be "rsa" or "ec"
ls_KeyType = "rsa"
li_Success = loo_Key.UsePkcs11(loo_Pkcs11,li_Priv_handle,li_Pub_handle,ls_KeyType)
if li_Success = 0 then
    Write-Debug loo_Key.LastErrorText
    destroy loo_Pkcs11
    destroy loo_Json
    destroy loo_Key
    return
end if

loo_Ssh = create oleobject
// Use "Chilkat_9_5_0.Ssh" for versions of Chilkat < 10.0.0
li_rc = loo_Ssh.ConnectToNewObject("Chilkat.Ssh")

li_Success = loo_Ssh.Connect("example.com",22)
if li_Success <> 1 then
    Write-Debug loo_Ssh.LastErrorText
    destroy loo_Pkcs11
    destroy loo_Json
    destroy loo_Key
    destroy loo_Ssh
    return
end if

// 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.)
li_Success = loo_Ssh.AuthenticatePk("myLogin",loo_Key)
if li_Success <> 1 then
    Write-Debug loo_Ssh.LastErrorText
    destroy loo_Pkcs11
    destroy loo_Json
    destroy loo_Key
    destroy loo_Ssh
    return
end if

Write-Debug "Public-Key Authentication Successful!"


destroy loo_Pkcs11
destroy loo_Json
destroy loo_Key
destroy loo_Ssh