GenerarVerificarCvv.java

Ejemplo de generación y verificación del CVV.

Véase la nota sobre ejemplos.

package doxy.examples;
 
import com.dinamonetworks.Dinamo;
 
import br.com.trueaccess.TacException;
import br.com.trueaccess.TacNDJavaLib;
 
public class GenerateVerifyCvv {
 
    public static void main(String[] args) throws TacException {
        String ip = "127.0.0.1";
        String user = "master";
        String password = "12345678";
 
        Dinamo api = new Dinamo();
 
        api.openSession(ip, user, password);
 
        String keyName = "3des112";
 
        // Cria a chave 3DES 112 bits
        api.createKey(keyName, TacNDJavaLib.ALG_3DES_112, true);
        System.out.println("Chave 3DES 112 bits criada: " + keyName);
 
        String pan = "4123456789012345";
        String expData = "8701";
        String serviceCode = "101";
        String expectedCvv = "561";
 
        String cvv = api.generateCVV(keyName, pan, expData, serviceCode, 0);
        System.out.println("CVV gerado: " + cvv);
 
        boolean isValid = api.verifyCVV(keyName, pan, expData, serviceCode, cvv, 0);
        System.out.println("CVV verificado: " + isValid);
 
        api.deleteKeyIfExists(keyName);
        System.out.println("Chave deletada: " + keyName);
 
        api.closeSession();
    }
}