Using Client Certificate w/ IMAP SSL

Demonstrates how to use a client-side certificate with an IMAP SSL connection. The SetSslClientCert method is called to specify a certificate to be used for the SSL connection.

Download Chilkat Java Library

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    CkImap imap = new CkImap();

    boolean success;

    //  Anything unlocks the component and begins a fully-functional 30-day trial.
    success = imap.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    //  To use a secure SSL connection, set SSL and the port:
    imap.put_Ssl(true);
    //  The typical port for IMAP SSL is 993
    imap.put_Port(993);

    //  Load a certificate from a PFX file and use it.
    //  Note: Other methods are available to load pre-installed
    //  certificates from registry-based certificate stores.

    //  Create an instance of a certificate store object, load a PFX file,
    //  locate the certificate we need, and use it for signing.
    //  (a PFX file may contain more than one certificate.)
    CkCertStore certStore = new CkCertStore();
    //  The 1st argument is the filename, the 2nd arg is the
    //  PFX file's password:
    success = certStore.LoadPfxFile("myCertWithPrivateKey.pfx","secret");
    if (success != true) {
        System.out.println(certStore.lastErrorText());
        return;
    }

    //  Find the certificate by the subject common name:
    CkCert cert;
    cert = certStore.FindCertBySubjectCN("Chilkat Software, Inc.");
    if (cert == null ) {
        System.out.println(certStore.lastErrorText());
        return;
    }

    //  If a PFX file is known to contain a single certificate,
    //  you may load it directly into a Chilkat certificate object.
    //  This snippet of source code shows how:
    CkCert cert2 = new CkCert();
    //  The 1st argument is the filename, the 2nd arg is the
    //  PFX file's password:
    success = cert2.LoadPfxFile("tagtooga_secret.pfx","secret");
    if (success != true) {
        System.out.println(cert.lastErrorText());
        return;
    }

    //  Use the cert:
    imap.SetSslClientCert(cert);

    //  Connect to an IMAP server.
    success = imap.Connect("mail.chilkatsoft.com");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    //  Login
    success = imap.Login("myLogin","myPassword");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    //  Select an IMAP mailbox
    success = imap.SelectMailbox("Inbox");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    CkMessageSet messageSet;
    //  We can choose to fetch UIDs or sequence numbers.
    boolean fetchUids;
    fetchUids = true;
    //  Get the message IDs of all the emails in the mailbox
    messageSet = imap.Search("ALL",fetchUids);
    if (messageSet == null ) {
        System.out.println(imap.lastErrorText());
        return;
    }

    //  Fetch the emails into a bundle object:
    CkEmailBundle bundle;
    bundle = imap.FetchBundle(messageSet);
    if (bundle == null ) {

        System.out.println(imap.lastErrorText());
        return;
    }

    //  Loop over the bundle and display the FROM and SUBJECT of each.
    int i;
    for (i = 0; i <= bundle.get_MessageCount() - 1; i++) {
        CkEmail email;
        email = bundle.GetEmail(i);
        System.out.println(email.ck_from());
        System.out.println(email.subject());
        System.out.println("--");

    }

    //  Disconnect from the IMAP server.
    imap.Disconnect();


  }
}