Dart

ScMinidriver - Import a Certificate and Private Key to a Smart Card or USB Token

See more ScMinidriver Examples

Demonstrates how to import a certificate and its private key to a key container on a smart card or USB token.

Note: This functionality was introduced in Chilkat v9.5.0.87.

Note: The ScMinidriver functionality is for Windows-only because ScMinidriver DLLs only exist on Windows.

Dart

import 'package:chilkat/chilkat.dart';

void main() {
  // This example requires the Chilkat API to have been previously unlocked.
  // See Global Unlock Sample for sample code.

  final scmd = CkScMinidriver();

  // Reader names (smart card readers or USB tokens) can be discovered
  // via List Readers or Find Smart Cards
  final readerName = 'SCM Microsystems Inc. SCR33x USB Smart Card Reader 0';
  try {
    scmd.acquireContext(readerName);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  // If successful, the name of the currently inserted smart card is available:
  print('Card name: ${scmd.cardName}');

  // To import a cert + private key, we'll need to be PIN authenticated.
  // For more details about smart card PIN authentication, see the Smart Card PIN Authentication Example
  final pinId = 'user';
  final retval = scmd.pinAuthenticate(pinId, '000000');
  if (retval != 0) {
    print('PIN Authentication failed.');
    scmd.deleteContext();
    return;
  }

  final cert = CkCert();

  // Load the cert + private key from a .p12/.pfx
  // We got this .p12 from https://badssl.com/download/
  final password = 'badssl.com';
  try {
    cert.loadPfxFile('qa_data/pfx/badssl.com-client.p12', password);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    scmd.deleteContext();
    return;
  }

  // Let's import this certificate as the "signature" key/cert in key container #6.
  final containerIndex = 6;
  final keySpec = 'sig';
  try {
    scmd.importCert(cert, containerIndex, keySpec, pinId);
    print('Successfully imported the cert + private key onto the smart card.');
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
  }

  // When finished with operations that required authentication, you may if you wish, deauthenticate the session.
  try {
    scmd.pinDeauthenticate('user');
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
  }

  // Delete the context when finished with the card.
  try {
    scmd.deleteContext();
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
  }
}