gistfile1.txt

var keys = openpgp.keyring.privateKeys;
      var lastKey = keys.length > 0?
          keys[keys.length - 1]: null;
      if(lastKey) {
          var pubKey = lastKey.obj.extractPublicKey();
          var keyName = lastKey.obj.userIds.length > 0? lastKey.obj.userIds[0].text: 'Unnamed key';

          $('#homeSpan .key-name').text(keyName);
          $('#homeSpan .pub-key').text(pubKey);
      }