Java

ScMinidriver - Delete Smart Card Key Container

See more ScMinidriver Examples

Demonstrates how to delete the contents of a key container on a smart card (or USB token). Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.ScMinidriver;

public class ChilkatExample {

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

        // Chilkat recommends the following free tool for interactively examining the contents of your smart card
        // through the ScMinidriver interface:  MGTEK Tool for Minidriver enabled Smart Cards

        // Let's first look at our smart card..
        // Here's the view of the card we happen to be using: a Gemalto (Thales) IDPrime MD T=0 smart card.

        // 

        ScMinidriver scmd = new ScMinidriver();

        // First we need to acquire a context to the smart card in the reader where it is inserted.
        // Reader names (smart card readers or USB tokens) can be discovered
        // via List Readers or Find Smart Cards
        String readerName = "Alcor Micro USB Smart Card Reader 0";
        try {
            scmd.acquireContext(readerName);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // If successful, the name of the currently inserted smart card is available:
        System.out.println("Card name: " + scmd.getCardName());

        // To delete the contents of a key container, we'll need to be PIN authenticated..

        // For more details about smart card PIN authentication, see the Smart Card PIN Authentication Example
        String pinId = "user";
        int retval = scmd.pinAuthenticate(pinId, "0000");
        if (retval != 0) {
            System.out.println("PIN Authentication failed.");
            scmd.deleteContext();
            return;
        }

        // Let's delete the contents of key container #7
        // This deletes both keys (signature key and "key exchange" key) that might be present in the key container.
        // (It is not possible to delete just one or the other.)
        try {
            scmd.deleteKeyContainer(7);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            scmd.deleteContext();
            return;
        }

        scmd.deleteContext();
        System.out.println("Successfully delete the contents of key container #7");
    }
}