function verify(string $key, string $nonce, string $aad, string $ciphertext, string $tag) : bool
{
$cipher = new Cipher();
$context = $cipher->init($key, $nonce);
$cipher->aad($context, $aad);
$cipher->verify($context, $ciphertext);
try {
$cipher->finish($context, $tag);
return true;
} catch (AuthenticationException $e) {
return false;
}
}
public function applyEncriptedIdentity($encryptedtext)
{
$cipher = new Cipher($this->passphrase);
// var_dump($cipher->decrypt($encryptedtext));
$decryptedtext = $cipher->decryptJson($encryptedtext);
// var_dump($decryptedtext);
if (!$decryptedtext) {
return 'invalid';
}
if (!$this->setIdentityData($decryptedtext)) {
return 'expire';
}
return true;
}
public function actionIndex()
{
$this->render('', false);
$uid = get_param($this->authdata, 'id');
// Если не авторизованы то идет лесом
if (!$uid) {
$this->redirect('/login/');
}
// иначе получим список доступных ему сайтов, и нарисуем ссылки на них
$sites = $this->model->getGrantedSites($uid);
$this->render('', false);
if (count($sites) === 0) {
$this->render('no-sites');
return;
}
$this->data['siteList'] = '';
$secure = [$uid, date('Y-m-d H:i:s'), get_param($this->authdata, 'fullname')];
foreach ($sites as $item) {
$link = get_param($item, 'link');
$name = get_param($item, 'sitename');
$key = get_param($item, 'passkey');
$cipherText = Cipher::encode($secure, $key, true);
$cipherText = strtr($cipherText, '+/=', '-,_');
$link .= "auth/openid/";
if (strpos($link, 'oper') !== false) {
$link .= 'token/';
}
$link .= $cipherText;
$this->data['siteList'] .= CHtml::createLink($name, null, ['href' => $link, 'class' => 'list-group-item strong italic']);
}
$this->render('panel', false);
$this->render('');
}
/**
* @param $block
* @param $ctx
* @return array
*/
public static function encrypt($block, $ctx)
{
$T1 = Cipher::$T1;
$T2 = Cipher::$T2;
$T3 = Cipher::$T3;
$T4 = Cipher::$T4;
$b = Utility::pack_octets($block);
$rounds = $ctx->rounds;
$b0 = $b[0];
$b1 = $b[1];
$b2 = $b[2];
$b3 = $b[3];
for ($r = 0; $r < $rounds - 1; $r++) {
$t0 = $b0 ^ $ctx->rk[$r][0];
$t1 = $b1 ^ $ctx->rk[$r][1];
$t2 = $b2 ^ $ctx->rk[$r][2];
$t3 = $b3 ^ $ctx->rk[$r][3];
$b0 = $T1[$t0 & 255] ^ $T2[$t1 >> 8 & 255] ^ $T3[$t2 >> 16 & 255] ^ $T4[Utility::zshift($t3, 24)];
$b1 = $T1[$t1 & 255] ^ $T2[$t2 >> 8 & 255] ^ $T3[$t3 >> 16 & 255] ^ $T4[Utility::zshift($t0, 24)];
$b2 = $T1[$t2 & 255] ^ $T2[$t3 >> 8 & 255] ^ $T3[$t0 >> 16 & 255] ^ $T4[Utility::zshift($t1, 24)];
$b3 = $T1[$t3 & 255] ^ $T2[$t0 >> 8 & 255] ^ $T3[$t1 >> 16 & 255] ^ $T4[Utility::zshift($t2, 24)];
}
$r = $rounds - 1;
$t0 = $b0 ^ $ctx->rk[$r][0];
$t1 = $b1 ^ $ctx->rk[$r][1];
$t2 = $b2 ^ $ctx->rk[$r][2];
$t3 = $b3 ^ $ctx->rk[$r][3];
$b[0] = Cipher::F1($t0, $t1, $t2, $t3) ^ $ctx->rk[$rounds][0];
$b[1] = Cipher::F1($t1, $t2, $t3, $t0) ^ $ctx->rk[$rounds][1];
$b[2] = Cipher::F1($t2, $t3, $t0, $t1) ^ $ctx->rk[$rounds][2];
$b[3] = Cipher::F1($t3, $t0, $t1, $t2) ^ $ctx->rk[$rounds][3];
return Utility::unpack_octets($b);
}
/**
* @param string 56 bytes
* @param int
*/
public function __construct($key = null, $iv = null, $mode = Cipher::MODE_CBC)
{
if (defined('MCRYPT_BLOWFISH')) {
$this->impl = new MCryptCipherImpl(MCRYPT_BLOWFISH, Cipher::mcryptModeForMode($mode), $key, $iv);
} else {
$this->impl = new BlowfishCipherImpl($mode, $key, $iv);
}
}
/**
* @param string 16 bytes
* @param int
*/
public function __construct($key = null, $iv = null, $mode = Cipher::MODE_CBC)
{
if (defined('MCRYPT_XTEA')) {
$this->impl = new MCryptCipherImpl(MCRYPT_XTEA, Cipher::mcryptModeForMode($mode), $key, $iv);
} else {
throw new IllegalStateException('No implementation of XTEA is available');
}
}
/**
* Called before any output is sent to create an encrypted cookie with the given value.
*
* @param string $key cookie name
* @param mixed $value to save
* @param array $config settings
* return boolean
*/
public static function set($name, $value, $config = NULL)
{
// Use default config settings if needed
extract($config ?: static::$settings);
// If the cookie is being removed we want it left blank
$value = $value ? base64_encode(Cipher::encrypt(json_encode(array(time(), $value)), $key)) : '';
// Save cookie to user agent
setcookie($name, $value, $expires, $path, $domain, $secure, $httponly);
}
function Get($Setting)
{
if (isset($_SESSION[$this->SessionName][$Setting]) && !empty($_SESSION[$this->SessionName][$Setting])) {
if ($this->encrypted) {
return Cipher::decrypt($_SESSION[$this->SessionName][$Setting]);
} else {
return $_SESSION[$this->SessionName][$Setting];
}
} else {
return '';
}
}
/**
* データを暗号化する
* @param 配列キー：value, key, iv, algorithm, mode, prefix, suffix
* パディング防止が必要な場合は、'prefix'と'suffix'を指定する。
* 'prefix'と'suffix'には、メタ文字( . \ + * ? [ ^ ] ( $ ) )のみ指定できます。
* @return 配列キー：encrypted, iv
*/
public static function encrypt($arguments)
{
// 引数のチェック
if (false === isset($arguments['value']) || 0 === strlen($arguments['value']) || false === isset($arguments['key']) || 0 === strlen($arguments['key'])) {
return false;
}
if (false === isset($arguments['algorithm']) || 0 === strlen($arguments['algorithm'])) {
$arguments['algorithm'] = 'rijndael-128';
}
if (false === isset($arguments['mode']) || 0 === strlen($arguments['mode'])) {
$arguments['mode'] = 'cbc';
}
// XXX log処理入れる
if (isset($arguments['prefix']) && isset($arguments['suffix'])) {
$value = $arguments['prefix'] . $arguments['value'] . $arguments['suffix'];
} elseif (false === isset($arguments['prefix']) && false === isset($arguments['suffix'])) {
$value = $arguments['value'];
} else {
return false;
}
// 暗号モジュールをオープン
$cipherHandler = mcrypt_module_open($arguments['algorithm'], $algorithm_directory = '', $arguments['mode'], $mode_directory = '');
// pad
$value = self::pad($value, mcrypt_enc_get_iv_size($cipherHandler));
// IVの初期化処理
self::$iv = NULL;
if (isset($arguments['iv'])) {
self::$iv = $arguments['iv'];
}
// IVが指定されていない場合、IV を作成
if (NULL === self::$iv) {
self::$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($cipherHandler), MCRYPT_DEV_RANDOM);
}
// 暗号化処理を初期化
mcrypt_generic_init($cipherHandler, $arguments['key'], self::$iv);
// データを暗号化
$encryptedData = mcrypt_generic($cipherHandler, $value);
// 暗号化ハンドラを終了
mcrypt_generic_deinit($cipherHandler);
// モジュールをクローズ
mcrypt_module_close($cipherHandler);
return $encryptedData;
}
public function actionOpenID()
{
Session::destroy(true);
$secure = get_param($this->arguments, 0);
$message = '';
$this->render('', false);
var_dump($secure);
if (!$secure) {
$message = 'Отсутствуют авторизационные данные';
} else {
// иначе - расшифровываем
$plain = Cipher::decode($secure, PASSKEY);
var_dump($plain);
if (!$plain) {
$message = 'Ошибка при расшифровке данных.';
} else {
// Проверка срока годности
$dt = new DateTime();
$dt->add(DateInterval::createFromDateString('5 minutes'));
$expire = get_param($plain, 1) > $dt->format('Y-m-d H:i');
$uid = get_param($plain, 0);
//if ($expire) $message = 'Срок авторизации истек. Попробуйте еще раз.';
$this->authdata = $this->model->openAuth($uid);
if (!$this->authdata) {
$this->preparePopup("Ошибка авторизации.\nНет информации о данном пользователе.\nОбратитесь в отдел АСУ");
} elseif (!get_param($this->authdata, 'rolename')) {
$this->preparePopup("Роль пользователя не определена.\nОбратитесь в отдел АСУ.", 'alert-warning');
} else {
Session::set('auth', $this->authdata);
}
}
}
$this->data['error'] = $message;
$this->render('info', false);
$this->redirect(['location' => '/', 'soft' => intval(!empty($message)), 'delay' => 100]);
$this->render('');
}
/**
* Function F - To calculate f, we first expand each block Rn-1 from 32 bits to 48 bits.
* This is done by using a selection table that repeats some of the bits in Rn-1. We'll
* call the use of this selection table the function E. Thus E(Rn-1) has a 32 bit input
* block, and a 48 bit output block.
*
* @param array $r 32 bit binary, each bit in an array element
* @param string $k 48 bit binary string
* @return string 48 bit binary string
*/
private function f($r, $k)
{
$bin = parent::xorBin($k, $this->E($r));
// create a 32-bit string from $bits by passing it through the S-Boxes
$bin = $this->s($bin);
// now send permute $bin as defined by table self::$_p
$bin = $this->p($bin);
return $bin;
}
$group = getGroup($groupid);
if ($group instanceof Error) {
include_once $HUB_FLM->getCodeDirPath("ui/header.php");
echo "<h1>Group not found</h1>";
include_once $HUB_FLM->getCodeDirPath("ui/footer.php");
die;
}
$dashboardService = "https://cidashboard.net/ui/visualisations/index.php?";
//5,6 = scatterplots
//12 Attention Map - broken at present
$vises = "11,1,2,3,4,7,8,9,10";
$lang = $CFG->language;
$dashboardtitle = '';
$cipher;
$salt = openssl_random_pseudo_bytes(32);
$cipher = new Cipher($salt);
$obfuscationkey = $cipher->getKey();
$obfuscationiv = $cipher->getIV();
$dataurl = $CFG->homeAddress . 'api/conversations/' . $groupid;
$reply = createObfuscationEntry($obfuscationkey, $obfuscationiv, $dataurl);
$finaldataurl = $dataurl . '/?id=' . $reply['dataid'];
$userurl = $CFG->homeAddress . 'api/unobfuscatedusers/?id=' . $reply['obfuscationid'];
$dashboardurl = $dashboardService . "&timeout=300&width=1000&height=1000&vis=" . $vises . "&lang=" . $lang . "&title=" . $dashboardtitle . "&url=" . $finaldataurl . "&userurl=" . $userurl;
include_once $HUB_FLM->getCodeDirPath("ui/headerstatsexternal.php");
?>
<center>
<h1 style="padding-top:0px;margin-top:0px;"><?php
echo $LNG->STATS_GROUP_TITLE . $group->name;
?>
<a href="<?php
echo $CFG->homeAddress . 'group.php?groupid=' . $groupid;
<?php
/* testing file */
/* move this file to your MediaWiki directory if you're too lazy to re-set this requires */
require_once "PEAR.php";
require_once "Crypt/RSA.php";
require_once "extensions/PageProtection/Cipher.php";
$plaintext = "This is plaintext.";
/* create object */
$c = new Cipher();
if ($c->has_error()) {
print "Error: " . $c->get_last_error() . "\n";
exit;
}
/* encrypt message using default cipher */
$encrypted = $c->encrypt($plaintext);
if ($c->has_error()) {
print "Error: " . $c->get_last_error() . "\n";
exit;
}
/* get parameters used during encyprion proccess */
$key = $c->mLastKey;
$iv = $c->mLastIV;
$cipher = $c->mLastCipher;
/* decrypt the encrypted message using obtained values */
$result = $c->decrypt($encrypted, $cipher, $key, $iv);
if ($c->has_error()) {
print "Error: " . $c->get_last_error() . "\n";
exit;
}
/* display results */
function decrypt_api_key($key)
{
global $api_scramble_key;
if (extension_loaded('mcrypt') && extension_loaded('hash')) {
$cipher = new Cipher($api_scramble_key);
$key = $cipher->decrypt($key);
} else {
$key = convert(base64_decode(strtr($key, '-_,', '+/=')), $api_scramble_key);
}
return explode("|", $key);
}
/**
* Destructor
*
* @return void
*/
public function __destruct()
{
parent::__destruct();
}
/**
* Creates the subkeys $_mkey (the masking key) and
* $_rkey (the rotate key) which are 16 bytes each. These are
* created from the original key. The original key is null
* padded up to 16 bytes and expanded to 32 bytes. It is then
* split in half to create $_mkey and $_rkey
*
* @return void
*/
private function createSubKeys()
{
$cm = 0x5a827999;
$mm = 0x6ed9eba1;
$cr = 19;
$mr = 17;
$tm = array();
$tr = array();
$xkey = $this->key();
$tmpkey = array();
// if the key is less than 32 bytes, pad it to 32 bytes
// for the key expansion
if ($this->keySize() < 32) {
$xkey = str_pad($xkey, 32, "", STR_PAD_RIGHT);
}
// split the key up into 4 byte parts, reverse the string,
// then convert each part into a 32 bit integer
$xkey = str_split($xkey, 4);
$xkey = array_map("strrev", $xkey);
$xkey = array_map("parent::str2Dec", $xkey);
// set up the values need for creating round and masking keys
for ($i = 0; $i < 24; ++$i) {
$tm[$i] = array();
$tr[$i] = array();
for ($j = 0; $j < 8; ++$j) {
$tm[$i][$j] = $cm;
$cm = parent::uInt32($cm + $mm);
$tr[$i][$j] = $cr;
$cr = parent::uInt32($cr + $mr);
}
}
// now create the round and masking keys
for ($i = 0; $i < 12; ++$i) {
$j = 2 * $i;
$xkey[6] = parent::uInt32($xkey[6] ^ $this->f1($xkey[7], $tm[$j][0], $tr[$j][0]));
$xkey[5] = parent::uInt32($xkey[5] ^ $this->f2($xkey[6], $tm[$j][1], $tr[$j][1]));
$xkey[4] = parent::uInt32($xkey[4] ^ $this->f3($xkey[5], $tm[$j][2], $tr[$j][2]));
$xkey[3] = parent::uInt32($xkey[3] ^ $this->f1($xkey[4], $tm[$j][3], $tr[$j][3]));
$xkey[2] = parent::uInt32($xkey[2] ^ $this->f2($xkey[3], $tm[$j][4], $tr[$j][4]));
$xkey[1] = parent::uInt32($xkey[1] ^ $this->f3($xkey[2], $tm[$j][5], $tr[$j][5]));
$xkey[0] = parent::uInt32($xkey[0] ^ $this->f1($xkey[1], $tm[$j][6], $tr[$j][6]));
$xkey[7] = parent::uInt32($xkey[7] ^ $this->f2($xkey[0], $tm[$j][7], $tr[$j][7]));
$j = 2 * $i + 1;
$xkey[6] = parent::uInt32($xkey[6] ^ $this->f1($xkey[7], $tm[$j][0], $tr[$j][0]));
$xkey[5] = parent::uInt32($xkey[5] ^ $this->f2($xkey[6], $tm[$j][1], $tr[$j][1]));
$xkey[4] = parent::uInt32($xkey[4] ^ $this->f3($xkey[5], $tm[$j][2], $tr[$j][2]));
$xkey[3] = parent::uInt32($xkey[3] ^ $this->f1($xkey[4], $tm[$j][3], $tr[$j][3]));
$xkey[2] = parent::uInt32($xkey[2] ^ $this->f2($xkey[3], $tm[$j][4], $tr[$j][4]));
$xkey[1] = parent::uInt32($xkey[1] ^ $this->f3($xkey[2], $tm[$j][5], $tr[$j][5]));
$xkey[0] = parent::uInt32($xkey[0] ^ $this->f1($xkey[1], $tm[$j][6], $tr[$j][6]));
$xkey[7] = parent::uInt32($xkey[7] ^ $this->f2($xkey[0], $tm[$j][7], $tr[$j][7]));
// take the least 5 significant bits of each $xkey byte below and assign it
// to the round key
$this->_rkey[$i][0] = $xkey[0] & 31;
$this->_rkey[$i][1] = $xkey[2] & 31;
$this->_rkey[$i][2] = $xkey[4] & 31;
$this->_rkey[$i][3] = $xkey[6] & 31;
// now create 32 byte masking keys
$this->_mkey[$i][0] = $xkey[7];
$this->_mkey[$i][1] = $xkey[5];
$this->_mkey[$i][2] = $xkey[3];
$this->_mkey[$i][3] = $xkey[1];
}
}
/**
* Decrypt a RC2 encrypted string
*
* @param string $text A RC2 encrypted string
* @return boolean Returns true
*/
public function decrypt(&$text)
{
$this->operation(parent::DECRYPT);
// first split up the message into four 16 bit parts (2 bytes),
// then convert each array element to an integer
$w = self::splitBytes($text);
$k = self::splitBytes($this->xkey);
$j = 0;
// the key index
for ($i = 15; $i >= 0; --$i) {
$j = $i * 4;
/* This is where it gets ugly, RC2 relies on unsigned ints. PHP does
* not have a nice way to handle unsigned ints, so we have to rely on sprintf.
* To make RC2 compatible with mCrypt, I also forced everything to 32 bit
* When I test against mcrypt and the original rc2 C source, I get 32 bit
* results, even on a 64 bit platform
*/
$w[3] &= 65535;
$w[3] = parent::uInt($w[3] << 11) + parent::uInt($w[3] >> 5);
$w[3] -= parent::uInt($w[0] & ~$w[2]) + parent::uInt($w[1] & $w[2]) + $k[$j + 3];
$w[3] = parent::uInt32($w[3]);
$w[2] &= 65535;
$w[2] = parent::uInt($w[2] << 13) + parent::uInt($w[2] >> 3);
$w[2] -= parent::uInt($w[3] & ~$w[1]) + parent::uInt($w[0] & $w[1]) + $k[$j + 2];
$w[2] = parent::uInt32($w[2]);
$w[1] &= 65535;
$w[1] = parent::uInt($w[1] << 14) + parent::uInt($w[1] >> 2);
$w[1] -= parent::uInt($w[2] & ~$w[0]) + parent::uInt($w[3] & $w[0]) + $k[$j + 1];
$w[1] = parent::uInt32($w[1]);
$w[0] &= 65535;
$w[0] = parent::uInt($w[0] << 15) + parent::uInt($w[0] >> 1);
$w[0] -= parent::uInt($w[1] & ~$w[3]) + parent::uInt($w[2] & $w[3]) + $k[$j + 0];
$w[0] = parent::uInt32($w[0]);
if ($i == 5 || $i == 11) {
$w[3] -= $k[$w[2] & 63];
$w[2] -= $k[$w[1] & 63];
$w[1] -= $k[$w[0] & 63];
$w[0] -= $k[$w[3] & 63];
}
}
/* I am not clear why this is required. It was not mentioned
* in any of the documentation I read, however reading the original RC2 C
* source code, this was done and in order for me to get the
* correct results in PHP I needed to do this as well
*/
$max = count($w);
for ($i = 0; $i < $max; ++$i) {
$pos = $i * 2;
$text[$pos] = chr($w[$i]);
$text[$pos + 1] = chr($w[$i] >> 8);
}
return true;
}
/** @ignore */
public static function __test($o = null)
{
parent::__test($o);
}
/**
* AES暗号形式で暗号化されたデータを複号化する
* @param $argValue デコードする値
* @param $argKey 暗号キー
* @param $argIv IV
* @return $encrypt 複号化データ
*/
public static function decryptAES($argValue, $argKey, $argIV = null, $argPrefix = '', $argSuffix = '')
{
// パラメータセット
// XXX パラメータは定数で可変出来るようにする
$params = array('value' => $argValue, 'key' => $argKey, 'iv' => $argIV, 'algorithm' => 'rijndael-128', 'mode' => 'cbc', 'prefix' => $argPrefix, 'suffix' => $argSuffix);
// データを暗号化する
$decrypt = Cipher::decrypt($params);
// エラー処理
if (false === $decrypt || NULL === $decrypt) {
return false;
}
return $decrypt;
}
<?php
/**
* Encryption test
*/
require 'Cipher.php';
// First init the class by calling the constructor
// Pass your personal key to the constructor as a
// parameter.
$cipher = new Cipher('AvErrySeCretPasSw0rd!1!2!3!');
$text = 'This is the piece of text we are going to encrypt.';
// Now we encrypt the above text
// The returned value will be a base64encoded form of your encrypted
// string.
$encrypted = $cipher->encrypt($text);
/**
* Static method to produce a unique md5 in base52 that excludes vowels
* @param int $bytes The number of bytes the result should be
* @return string Random number in base52
*/
public static function slug($bytes)
{
return Cipher::baseConvertMapped(static::random($bytes), '0123456789abcdef', '0123456789bcdfghjklmnpqrstvwxyzBCDFGHJKLMNPQRSTVWXYZ');
}
$this->iv = mcrypt_create_iv(32);
}
function encrypt($input)
{
return base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $this->securekey, $input, MCRYPT_MODE_ECB, $this->iv));
}
function decrypt($input)
{
return trim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $this->securekey, base64_decode($input), MCRYPT_MODE_ECB, $this->iv));
}
}
//Check if its a default installation.
if (isset($_POST['wwdb'])) {
if ($_POST['wwdb'] == "1") {
//Get details from decrypter
$cipher = new Cipher('transferDB@321');
$decryptedtext = $cipher->decrypt($_POST['hiddenstuff']);
$dbDetails = unserialize($decryptedtext);
$dbhost = $dbDetails['host'];
$dbUname = $dbDetails['database_username'];
$dbPassword = $dbDetails['database_password'];
$dbName = $_POST['ConfigName'];
} else {
$dbhost = $_POST['databasehost'];
$dbUname = $_POST['databaseusername'];
$dbPassword = $_POST['databasepassword'];
$dbName = $_POST['databasename'];
}
} else {
$dbhost = $_POST['databasehost'];
$dbUname = $_POST['databaseusername'];
$id = check_param($parts[2], PARAM_TEXT);
$response = getUser($id);
}
break;
*/
case "unobfuscatedusers":
if ($len == 2) {
if (isset($unobfuscationid) && $unobfuscationid != "") {
$keyArray = getObfuscationKey($unobfuscationid, $request);
if (!$keyArray instanceof Error) {
$key = $keyArray['ObfuscationKey'];
$iv = $keyArray['ObfuscationIV'];
//error_log("key for users=".$key);
//error_log("iv for users=".$iv);
if (isset($key) && isset($iv)) {
$cipher = new Cipher();
$cipher->setKey($key);
$cipher->setIV($iv);
}
}
if ($cipher == "") {
error_log("unobfuscation key invalid or expired");
global $ERROR;
$ERROR = new error();
$ERROR->createAccessDeniedError();
include $HUB_FLM->getCodeDirPath("core/formaterror.php");
die;
} else {
$userset = new UnobfuscatedUserSet();
$userset->cipher = $cipher;
// add users
/**
* Creates the subkeys $_mkey (the masking key) and
* $_rkey (the rotate key) which are 16 bytes each. These are
* created from the original key. The original key is null
* padded up to 16 bytes and expanded to 32 bytes. It is then
* split in half to create $_mkey and $_rkey
*
* @return void
*/
private function createSubKeys()
{
$x = $this->key();
$z = "";
// init to 16 bytes
$skey = array();
// the max length of the key is 16 bytes, however if it is
// less, pad it with null to get ito to 16 bytes
if ($this->keySize() < self::BYTES_KEY_MAX) {
$x = str_pad($x, self::BYTES_KEY_MAX, "", STR_PAD_RIGHT);
}
/*
* NOW FOR THE UGLY PART, THIS IS TAKEN FROM PAGE 3-4 OF
* http://tools.ietf.org/html/rfc2144
*/
// two loops, each loop does 16 bytes for a total of 32 bytes
for ($i = 0; $i < 2; ++$i) {
// z0z1z2z3 = x0x1x2x3 ^ S5[xD] ^ S6[xF] ^ S7[xC] ^ S8[xE] ^ S7[x8]
$tmp = substr($x, 0x0, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0xd])] ^ self::$_s6[ord($x[0xf])] ^ self::$_s7[ord($x[0xc])] ^ self::$_s8[ord($x[0xe])] ^ self::$_s7[ord($x[0x8])]), 4);
$z = substr_replace($z, $tmp, 0x0, 4);
//print "Z0: ".parent::str2Hex($z)." (".strlen($z).")\n";
// z4z5z6z7 = x8x9xAxB ^ S5[z0] ^ S6[z2] ^ S7[z1] ^ S8[z3] ^ S8[xA]
$tmp = substr($x, 0x8, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0x0])] ^ self::$_s6[ord($z[0x2])] ^ self::$_s7[ord($z[0x1])] ^ self::$_s8[ord($z[0x3])] ^ self::$_s8[ord($x[0xa])]), 4);
$z = substr_replace($z, $tmp, 0x4, 4);
// z8z9zAzB = xCxDxExF ^ S5[z7] ^ S6[z6] ^ S7[z5] ^ S8[z4] ^ S5[x9]
$tmp = substr($x, 0xc, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0x7])] ^ self::$_s6[ord($z[0x6])] ^ self::$_s7[ord($z[0x5])] ^ self::$_s8[ord($z[0x4])] ^ self::$_s5[ord($x[0x9])]), 4);
$z = substr_replace($z, $tmp, 0x8, 4);
// zCzDzEzF = x4x5x6x7 ^ S5[zA] ^ S6[z9] ^ S7[zB] ^ S8[z8] ^ S6[xB]
$tmp = substr($x, 0x4, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0xa])] ^ self::$_s6[ord($z[0x9])] ^ self::$_s7[ord($z[0xb])] ^ self::$_s8[ord($z[0x8])] ^ self::$_s6[ord($x[0xb])]), 4);
$z = substr_replace($z, $tmp, 0xc, 4);
//print "Z: ".parent::str2Hex($z)." (".strlen($z).")\n";
// K1 = S5[z8] ^ S6[z9] ^ S7[z7] ^ S8[z6] ^ S5[z2]
$skey[] = parent::uInt32(self::$_s5[ord($z[0x8])] ^ self::$_s6[ord($z[0x9])] ^ self::$_s7[ord($z[0x7])] ^ self::$_s8[ord($z[0x6])] ^ self::$_s5[ord($z[0x2])]);
// K2 = S5[zA] ^ S6[zB] ^ S7[z5] ^ S8[z4] ^ S6[z6]
$skey[] = parent::uInt32(self::$_s5[ord($z[0xa])] ^ self::$_s6[ord($z[0xb])] ^ self::$_s7[ord($z[0x5])] ^ self::$_s8[ord($z[0x4])] ^ self::$_s6[ord($z[0x6])]);
// K3 = S5[zC] ^ S6[zD] ^ S7[z3] ^ S8[z2] ^ S7[z9]
$skey[] = parent::uInt32(self::$_s5[ord($z[0xc])] ^ self::$_s6[ord($z[0xd])] ^ self::$_s7[ord($z[0x3])] ^ self::$_s8[ord($z[0x2])] ^ self::$_s7[ord($z[0x9])]);
// K4 = S5[zE] ^ S6[zF] ^ S7[z1] ^ S8[z0] ^ S8[zC]
$skey[] = parent::uInt32(self::$_s5[ord($z[0xe])] ^ self::$_s6[ord($z[0xf])] ^ self::$_s7[ord($z[0x1])] ^ self::$_s8[ord($z[0x0])] ^ self::$_s8[ord($z[0xc])]);
// x0x1x2x3 = z8z9zAzB ^ S5[z5] ^ S6[z7] ^ S7[z4] ^ S8[z6] ^ S7[z0]
$tmp = substr($z, 0x8, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0x5])] ^ self::$_s6[ord($z[0x7])] ^ self::$_s7[ord($z[0x4])] ^ self::$_s8[ord($z[0x6])] ^ self::$_s7[ord($z[0x0])]), 4);
$x = substr_replace($x, $tmp, 0x0, 4);
// x4x5x6x7 = z0z1z2z3 ^ S5[x0] ^ S6[x2] ^ S7[x1] ^ S8[x3] ^ S8[z2]
$tmp = substr($z, 0x0, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0x0])] ^ self::$_s6[ord($x[0x2])] ^ self::$_s7[ord($x[0x1])] ^ self::$_s8[ord($x[0x3])] ^ self::$_s8[ord($z[0x2])]), 4);
$x = substr_replace($x, $tmp, 0x4, 4);
// x8x9xAxB = z4z5z6z7 ^ S5[x7] ^ S6[x6] ^ S7[x5] ^ S8[x4] ^ S5[z1]
$tmp = substr($z, 0x4, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0x7])] ^ self::$_s6[ord($x[0x6])] ^ self::$_s7[ord($x[0x5])] ^ self::$_s8[ord($x[0x4])] ^ self::$_s5[ord($z[0x1])]), 4);
$x = substr_replace($x, $tmp, 0x8, 4);
// xCxDxExF = zCzDzEzF ^ S5[xA] ^ S6[x9] ^ S7[xB] ^ S8[x8] ^ S6[z3]
$tmp = substr($z, 0xc, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0xa])] ^ self::$_s6[ord($x[0x9])] ^ self::$_s7[ord($x[0xb])] ^ self::$_s8[ord($x[0x8])] ^ self::$_s6[ord($z[0x3])]), 4);
$x = substr_replace($x, $tmp, 0xc, 4);
// K5 = S5[x3] ^ S6[x2] ^ S7[xC] ^ S8[xD] ^ S5[x8]
$skey[] = parent::uInt32(self::$_s5[ord($x[0x3])] ^ self::$_s6[ord($x[0x2])] ^ self::$_s7[ord($x[0xc])] ^ self::$_s8[ord($x[0xd])] ^ self::$_s5[ord($x[0x8])]);
// K6 = S5[x1] ^ S6[x0] ^ S7[xE] ^ S8[xF] ^ S6[xD]
$skey[] = parent::uInt32(self::$_s5[ord($x[0x1])] ^ self::$_s6[ord($x[0x0])] ^ self::$_s7[ord($x[0xe])] ^ self::$_s8[ord($x[0xf])] ^ self::$_s6[ord($x[0xd])]);
// K7 = S5[x7] ^ S6[x6] ^ S7[x8] ^ S8[x9] ^ S7[x3]
$skey[] = parent::uInt32(self::$_s5[ord($x[0x7])] ^ self::$_s6[ord($x[0x6])] ^ self::$_s7[ord($x[0x8])] ^ self::$_s8[ord($x[0x9])] ^ self::$_s7[ord($x[0x3])]);
// K8 = S5[x5] ^ S6[x4] ^ S7[xA] ^ S8[xB] ^ S8[x7]
$skey[] = parent::uInt32(self::$_s5[ord($x[0x5])] ^ self::$_s6[ord($x[0x4])] ^ self::$_s7[ord($x[0xa])] ^ self::$_s8[ord($x[0xb])] ^ self::$_s8[ord($x[0x7])]);
// z0z1z2z3 = x0x1x2x3 ^ S5[xD] ^ S6[xF] ^ S7[xC] ^ S8[xE] ^ S7[x8]
$tmp = substr($x, 0x0, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0xd])] ^ self::$_s6[ord($x[0xf])] ^ self::$_s7[ord($x[0xc])] ^ self::$_s8[ord($x[0xe])] ^ self::$_s7[ord($x[0x8])]), 4);
$z = substr_replace($z, $tmp, 0x0, 4);
// z4z5z6z7 = x8x9xAxB ^ S5[z0] ^ S6[z2] ^ S7[z1] ^ S8[z3] ^ S8[xA]
$tmp = substr($x, 0x8, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0x0])] ^ self::$_s6[ord($z[0x2])] ^ self::$_s7[ord($z[0x1])] ^ self::$_s8[ord($z[0x3])] ^ self::$_s8[ord($x[0xa])]), 4);
$z = substr_replace($z, $tmp, 0x4, 4);
// z8z9zAzB = xCxDxExF ^ S5[z7] ^ S6[z6] ^ S7[z5] ^ S8[z4] ^ S5[x9]
$tmp = substr($x, 0xc, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0x7])] ^ self::$_s6[ord($z[0x6])] ^ self::$_s7[ord($z[0x5])] ^ self::$_s8[ord($z[0x4])] ^ self::$_s5[ord($x[0x9])]), 4);
$z = substr_replace($z, $tmp, 0x8, 4);
// zCzDzEzF = x4x5x6x7 ^ S5[zA] ^ S6[z9] ^ S7[zB] ^ S8[z8] ^ S6[xB]
$tmp = substr($x, 0x4, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0xa])] ^ self::$_s6[ord($z[0x9])] ^ self::$_s7[ord($z[0xb])] ^ self::$_s8[ord($z[0x8])] ^ self::$_s6[ord($x[0xb])]), 4);
$z = substr_replace($z, $tmp, 0xc, 4);
// K9 = S5[z3] ^ S6[z2] ^ S7[zC] ^ S8[zD] ^ S5[z9]
$skey[] = parent::uInt32(self::$_s5[ord($z[0x3])] ^ self::$_s6[ord($z[0x2])] ^ self::$_s7[ord($z[0xc])] ^ self::$_s8[ord($z[0xd])] ^ self::$_s5[ord($z[0x9])]);
// K10 = S5[z1] ^ S6[z0] ^ S7[zE] ^ S8[zF] ^ S6[zC]
$skey[] = parent::uInt32(self::$_s5[ord($z[0x1])] ^ self::$_s6[ord($z[0x0])] ^ self::$_s7[ord($z[0xe])] ^ self::$_s8[ord($z[0xf])] ^ self::$_s6[ord($z[0xc])]);
// K11 = S5[z7] ^ S6[z6] ^ S7[z8] ^ S8[z9] ^ S7[z2]
$skey[] = parent::uInt32(self::$_s5[ord($z[0x7])] ^ self::$_s6[ord($z[0x6])] ^ self::$_s7[ord($z[0x8])] ^ self::$_s8[ord($z[0x9])] ^ self::$_s7[ord($z[0x2])]);
// K12 = S5[z5] ^ S6[z4] ^ S7[zA] ^ S8[zB] ^ S8[z6]
$skey[] = parent::uInt32(self::$_s5[ord($z[0x5])] ^ self::$_s6[ord($z[0x4])] ^ self::$_s7[ord($z[0xa])] ^ self::$_s8[ord($z[0xb])] ^ self::$_s8[ord($z[0x6])]);
// x0x1x2x3 = z8z9zAzB ^ S5[z5] ^ S6[z7] ^ S7[z4] ^ S8[z6] ^ S7[z0]
$tmp = substr($z, 0x8, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($z[0x5])] ^ self::$_s6[ord($z[0x7])] ^ self::$_s7[ord($z[0x4])] ^ self::$_s8[ord($z[0x6])] ^ self::$_s7[ord($z[0x0])]), 4);
$x = substr_replace($x, $tmp, 0x0, 4);
// x4x5x6x7 = z0z1z2z3 ^ S5[x0] ^ S6[x2] ^ S7[x1] ^ S8[x3] ^ S8[z2]
$tmp = substr($z, 0x0, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0x0])] ^ self::$_s6[ord($x[0x2])] ^ self::$_s7[ord($x[0x1])] ^ self::$_s8[ord($x[0x3])] ^ self::$_s8[ord($z[0x2])]), 4);
$x = substr_replace($x, $tmp, 0x4, 4);
// x8x9xAxB = z4z5z6z7 ^ S5[x7] ^ S6[x6] ^ S7[x5] ^ S8[x4] ^ S5[z1]
$tmp = substr($z, 0x4, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0x7])] ^ self::$_s6[ord($x[0x6])] ^ self::$_s7[ord($x[0x5])] ^ self::$_s8[ord($x[0x4])] ^ self::$_s5[ord($z[0x1])]), 4);
$x = substr_replace($x, $tmp, 0x8, 4);
// xCxDxExF = zCzDzEzF ^ S5[xA] ^ S6[x9] ^ S7[xB] ^ S8[x8] ^ S6[z3]
$tmp = substr($z, 0xc, 4);
$tmp = parent::dec2Str(parent::uInt32(parent::str2Dec($tmp) ^ self::$_s5[ord($x[0xa])] ^ self::$_s6[ord($x[0x9])] ^ self::$_s7[ord($x[0xb])] ^ self::$_s8[ord($x[0x8])] ^ self::$_s6[ord($z[0x3])]), 4);
$x = substr_replace($x, $tmp, 0xc, 4);
// K13 = S5[x8] ^ S6[x9] ^ S7[x7] ^ S8[x6] ^ S5[x3]
$skey[] = parent::uInt32(self::$_s5[ord($x[0x8])] ^ self::$_s6[ord($x[0x9])] ^ self::$_s7[ord($x[0x7])] ^ self::$_s8[ord($x[0x6])] ^ self::$_s5[ord($x[0x3])]);
// K14 = S5[xA] ^ S6[xB] ^ S7[x5] ^ S8[x4] ^ S6[x7]
$skey[] = parent::uInt32(self::$_s5[ord($x[0xa])] ^ self::$_s6[ord($x[0xb])] ^ self::$_s7[ord($x[0x5])] ^ self::$_s8[ord($x[0x4])] ^ self::$_s6[ord($x[0x7])]);
// K15 = S5[xC] ^ S6[xD] ^ S7[x3] ^ S8[x2] ^ S7[x8]
$skey[] = parent::uInt32(self::$_s5[ord($x[0xc])] ^ self::$_s6[ord($x[0xd])] ^ self::$_s7[ord($x[0x3])] ^ self::$_s8[ord($x[0x2])] ^ self::$_s7[ord($x[0x8])]);
// K16 = S5[xE] ^ S6[xF] ^ S7[x1] ^ S8[x0] ^ S8[xD]
$skey[] = parent::uInt32(self::$_s5[ord($x[0xe])] ^ self::$_s6[ord($x[0xf])] ^ self::$_s7[ord($x[0x1])] ^ self::$_s8[ord($x[0x0])] ^ self::$_s8[ord($x[0xd])]);
}
// create the 16 byte masking and rotate subkeys
$this->_mkey = array_slice($skey, 0, 16);
$this->_rkey = array_slice($skey, 16, 16);
// $_rkey only uses the least significant 5 bits
$this->_rkey = array_map(function ($v) {
return $v &= 31;
}, $this->_rkey);
// there is 4kb in the s5 - s8 sboxes, which are not needed after we
// create the subkeys, so free up the memory. unset() doesn't work here
for ($i = 5; $i <= 8; ++$i) {
self::${"_s{$i}"} = null;
}
}
$userArray[$user->userid] = $user;
$nodeArray[$node->nodeid] = $node;
}
// Add any users on connections but not on nodes (brokers).
$conns = $view->connections;
$countj = count($conns);
for ($j = 0; $j < $countj; $j++) {
$viewcon = $conns[$j];
$con = $viewcon->connection;
$user = $con->users[0];
$userArray[$user->userid] = $user;
}
// CREATE OBFUSCATION CIPHER AND STORE
$cipher;
$salt = openssl_random_pseudo_bytes(32);
$cipher = new Cipher($salt);
$obfuscationkey = $cipher->getKey();
$obfuscationiv = $cipher->getIV();
$reply = createObfuscationEntry($obfuscationkey, $obfuscationiv, $url);
$url = $url . "/?id=" . $reply['dataid'];
// GET METRICS
$reply = getAlertMetrics($url, $cipher, $alerttypes, $timeout, $userids, $root);
//error_log(print_r($reply, true));
// { warnings : [ string,* ], results : [ result,* ] }
$replyObj = json_decode($reply);
$results = $replyObj->responses;
if (!isset($results[0]->error) && isset($results[0]->data)) {
$replydata = $results[0]->data;
$alertArray = array();
//post by alert type
$userArray = array();
/**
* Extracts the Signed Token from an EncryptedData block
*
* @throws \Zend\InfoCard\Exception
* @param string $strXmlToken The EncryptedData XML block
* @return string The XML of the Signed Token inside of the EncryptedData block
*/
protected function _extractSignedToken($strXmlToken)
{
$encryptedData = XML\EncryptedData\Factory::getInstance($strXmlToken);
// Determine the Encryption Method used to encrypt the token
switch ($encryptedData->getEncryptionMethod()) {
case Cipher::ENC_AES128CBC:
case Cipher::ENC_AES256CBC:
break;
default:
throw new Exception\RuntimeException("Unknown Encryption Method used in the secure token");
}
// Figure out the Key we are using to decrypt the token
$keyinfo = $encryptedData->getKeyInfo();
if (!$keyinfo instanceof XML\KeyInfo\XMLDSig) {
throw new Exception\RuntimeException("Expected a XML digital signature KeyInfo, but was not found");
}
$encryptedKey = $keyinfo->getEncryptedKey();
switch ($encryptedKey->getEncryptionMethod()) {
case Cipher::ENC_RSA:
case Cipher::ENC_RSA_OAEP_MGF1P:
break;
default:
throw new Exception\RuntimeException("Unknown Key Encryption Method used in secure token");
}
$securityTokenRef = $encryptedKey->getKeyInfo()->getSecurityTokenReference();
$key_id = $this->_findCertifiatePairByDigest($securityTokenRef->getKeyReference());
if (!$key_id) {
throw new Exception\RuntimeException("Unable to find key pair used to encrypt symmetric InfoCard Key");
}
$certificate_pair = $this->getCertificatePair($key_id);
// Santity Check
if ($certificate_pair['type_uri'] != $encryptedKey->getEncryptionMethod()) {
throw new Exception\RuntimeException("Certificate Pair which matches digest is not of same algorithm type as document, check addCertificate()");
}
$PKcipher = Cipher::getInstanceByURI($encryptedKey->getEncryptionMethod());
$keyCipherValueBase64Decoded = base64_decode($encryptedKey->getCipherValue(), true);
$symmetricKey = $PKcipher->decrypt($keyCipherValueBase64Decoded, file_get_contents($certificate_pair['private']), $certificate_pair['password']);
$symCipher = Cipher::getInstanceByURI($encryptedData->getEncryptionMethod());
$dataCipherValueBase64Decoded = base64_decode($encryptedData->getCipherValue(), true);
$signedToken = $symCipher->decrypt($dataCipherValueBase64Decoded, $symmetricKey);
return $signedToken;
}
/**
* Expand a 32 byte key, the size it is expanded to varies
* based on the block size of the Rijndael implementation chosen
*
* @return void
*/
private function expandKey256()
{
// clear the xkey, we're creating a new one
$this->xkey = "";
$max = 0;
// the number of rounds we make depends on the block size of the text
// used during encryption/decryption
if ($this->blockSize() == 16) {
$max = 60;
}
if ($this->blockSize() == 24) {
$max = 90;
}
if ($this->blockSize() == 32) {
$max = 120;
}
// 32 byte key expands to 240 bytes
for ($i = 0; $i < $max; ++$i) {
if ($i >= 0 && $i <= 7) {
$this->xkey .= $this->k($i * 4);
} else {
if ($i % 8 == 0) {
// rotate the 4 bytes
$subword = $this->rotWord($this->ek(($i - 1) * 4));
// apply the sbox
$this->subWord($subword);
// return 4 byte value based on self::$_rcon table
$rcon = $this->rcon($i / 8);
// grab 4 bytes from $this->extended_key
$ek = $this->ek(($i - 8) * 4);
$h1 = parent::str2Hex($subword);
$h2 = parent::dec2Hex($rcon);
$h3 = parent::str2Hex($ek);
$res = parent::xorHex($h1, $h2, $h3);
$this->xkey .= parent::hex2Str($res);
} else {
if ($i % 4 == 0) {
// get the subsitution from the s-box
$subword = $this->ek(($i - 1) * 4);
$this->subWord($subword);
// get the extended key part
$ek = $this->ek(($i - 8) * 4);
// xor the two parts
$h1 = parent::str2Hex($subword);
$h2 = parent::str2Hex($ek);
$res = parent::xorHex($h1, $h2);
$this->xkey .= parent::hex2Str($res);
} else {
$h1 = parent::str2Hex($this->ek(($i - 1) * 4));
$h2 = parent::str2Hex($this->ek(($i - 8) * 4));
$res = parent::xorHex($h1, $h2);
$this->xkey .= parent::hex2Str($res);
}
}
}
}
return true;
}
/**
* 3Way's PI_2 function
* This was taken from mcrypt's 3-way pi_2() function
*
* @param array $d A 3 element 32 bit integer array
* @return void
*/
private function pi2(&$d)
{
$d[0] = parent::uInt32($d[0] << 1 ^ $d[0] >> 31);
$d[2] = parent::uInt32($d[2] >> 10 ^ $d[2] << 22);
}
<?php
ini_set('display_errors', 1);
error_reporting(E_ALL);
require_once dirname(__FILE__) . '/../Cipher.php';
Cipher::$defaultOptions['cipher'] = MCRYPT_RIJNDAEL_256;
$out = Cipher::init($_REQUEST['options'])->{$_REQUEST['method']}($_REQUEST['subject']);
if (!$_REQUEST['options']['base']) {
$out = preg_replace_callback('/[\\x00-\\x20\\x7F-\\xFF]/', 'make_printable', $out);
}
echo $out;
function make_printable($match)
{
$hex = dechex(ord($match[0]));
$hex = strtoupper($hex);
if (strlen($hex) == 1) {
return '\\x0' . $hex;
} else {
return '\\x' . $hex;
}
}
public function get_token_value()
{
if (!isset($this->_token_id)) {
trigger_error("Construct Not Called on Iron Class");
}
if (!isset($_SESSION[$this->_token_id])) {
$_SESSION[$this->_token_id] = urlencode(Cipher::getRandomKey());
}
return $_SESSION[$this->_token_id];
}