(Android™) Load Certificate from PFX (PKCS#12)

Loads a digital certificate (and private key, if available) from a PFX file.(also known as PKCS#12)

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    CkCert cert = new CkCert();

    boolean success;

    // Load from the PFX file
    String pfxFilename = "/Users/chilkat/testData/pfx/chilkat_ssl_pwd_is_test.pfx";
    String pfxPassword = "test";

    // A PFX typically contains certificates in the chain of authentication.
    // The Chilkat cert object will choose the certificate w/
    // private key farthest from the root authority cert.
    // To access all the certificates in a PFX, use the 
    // Chilkat certificate store object instead.
    success = cert.LoadPfxFile(pfxFilename,pfxPassword);
    if (success != true) {
        Log.i(TAG, cert.lastErrorText());
        return;
        }

    // Get some information about the digital certificate, 
    // then get the private key...

    // DN = "Distinguished Name"
    Log.i(TAG, "SubjectDN:" + cert.subjectDN());

    Log.i(TAG, "Common Name:" + cert.subjectCN());
    Log.i(TAG, "Issuer Common Name:" + cert.issuerCN());

    Log.i(TAG, "Serial Number:" + cert.serialNumber());

    // Now for the private key...
    CkPrivateKey privKey;

    privKey = cert.ExportPrivateKey();
    if (cert.get_LastMethodSuccess() == false) {
        Log.i(TAG, cert.lastErrorText());
        return;
        }

    // The private key object may be used in any Chilkat methods
    // (in other objects/classes) that expect a private key argument.

    // In this case, save the private key to a PKCS8 Encrypted PEM format file:
    String pemPassword = "secret";
    String pemPath = "/Users/chilkat/testData/pem/chilkat_privKey.pem";
    success = privKey.SavePkcs8EncryptedPemFile(pemPassword,pemPath);
    if (success != true) {
        Log.i(TAG, privKey.lastErrorText());

        return;
        }

    Log.i(TAG, "Private key saved to PKCS8 Encrypted PEM...");

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}