Returns the current Unix Timestamp devided by the KEYREGENERATION
period.
| public get_timestamp ( ) : integer | ||
| 리턴 | integer | |
{
$offset = ord($hash[19]) & 0xf;
return (
((ord($hash[$offset+0]) & 0x7f) << 24 ) |
((ord($hash[$offset+1]) & 0xff) << 16 ) |
((ord($hash[$offset+2]) & 0xff) << 8 ) |
(ord($hash[$offset+3]) & 0xff)
) % pow(10, self::otpLength);
}
}
$InitalizationKey = "PEHMPSDNLXIOG65U"; // Set the inital key
$TimeStamp = Google2FA::get_timestamp();
$secretkey = Google2FA::base32_decode($InitalizationKey); // Decode it into binary
$otp = Google2FA::oath_hotp($secretkey, $TimeStamp); // Get current token
echo("Init key: $InitalizationKey\n");
echo("Timestamp: $TimeStamp\n");
echo("One time password: $otp\n");
// Use this to verify a key as it allows for some time drift.
$result = Google2FA::verify_key($InitalizationKey, "123456");
var_dump($result);
/**
* @covers cymapgt\core\application\authentication\UserCredential\services\UserCredentialGoogleAuthLoginService::authenticate
*/
public function testAuthenticateStageEncKeyWrong()
{
//This should fail. Requesting Application did not respond with the correct Verification Hash generated in Stage 1
$this->object->setMultiFactor(true);
$this->object->setMultiFactorStages(array('current' => 1, 1 => array()));
$this->object->setEncKeyLength(16);
$this->object->setCurrentUserName('rhossis');
$this->object->setCurrentPassword($this->password);
$this->object->setPassword('123456');
$this->object->initialize();
$authResult = $this->object->authenticate();
$encKey = $authResult[2]['enc_key'];
$verificationHash = \crypt($this->object->getCurrentPassword(), $authResult[2]['enc_key']);
$nowObj = new \DateTime();
$nowObj->setTimestamp($nowObj->getTimestamp() - 181);
$totpTimeLimit = 180;
$this->object->setMultiFactor(true);
$this->object->setMultiFactorStages(array('current' => 2, 1 => array('statuss' => true)));
$this->object->setEncKeyLength(16);
$this->object->setCurrentUserName('rhossis');
$this->object->setCurrentPassword($this->password);
$totpProfile = array('enc_key' => 'hElLoThErEiAmAwRoNgEnCkEy', 'totp_timestamp' => $nowObj, 'totp_timelimit' => $totpTimeLimit);
$this->object->setUserTotpProfile($totpProfile);
$this->object->setVerificationHash($verificationHash);
$this->multiOtpWrapper->SetToken('rhossis');
//die(print_r($this->multiOtpWrapper));
$tokenSeed = $this->multiOtpWrapper->GetTokenSeed('yebo32');
$TimeStamp = \Google2FA::get_timestamp();
$secretKey = hex2bin($tokenSeed);
$oneTimeToken = \Google2FA::oath_hotp($secretKey, $TimeStamp);
//die($oneTimeToken);
$this->object->setOneTimeToken($oneTimeToken);
$this->object->initialize();
$authResultStage2 = $this->object->authenticate();
$this->assertEquals(false, $authResultStage2);
}
