SignVerifyPIX.java

Example of signature and verification using the PIX standard defined in the SPI (Instant Payment System).

See Note on examples.

package doxy.examples;
 
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
 
import com.dinamonetworks.Dinamo;
 
public class SignVerifyPIX {
 
    public static void main(String[] args) throws IOException {
 
        String strAddr = "127.0.0.1";
        String strUsrId = "master";
        String strPwd = " 12345678";
 
        int nPort = 4433;
        int nFlags = 0;
 
 
        Path currentRelativePath = Paths.get("c:\\tmp\\pix\\pix.xml");
        byte[] xml = Files.readAllBytes(currentRelativePath);
 
        Dinamo api = new Dinamo();
 
        try {
            api.openSession(strAddr, strUsrId, strPwd, nPort, nFlags);
            System.out.println("Connected.");
 
            String strPrivKeyId ="key"; //Name of key in HSM
            String strCertId ="key_cert"; //Name of certificate in HSM
 
            byte[] signedXml = api.signPIX(strPrivKeyId,
                                            strCertId,
                                            xml);
 
            System.out.println(new String(signedXml));
 
            String strChainId = "key_chain"; //Name of the certificate chain in the HSM
 
            boolean ret = api.verifyPIX(strChainId, null, signedXml);
            System.out.println("Signature ok: " + ret);
 
            api.closeSession();
 
        } catch (br.com.trueaccess.TacException e) {
            e.printStackTrace();
        }
 
        System.out.println("Finished.");
    }
}