diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 9a130e27..8a29cbb1 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -9,7 +9,6 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
-         syntaxCheck="false"
          verbose="true">
 
     <testsuites>
@@ -17,18 +16,4 @@
             <directory>tests/Iyzipay/Tests</directory>
         </testsuite>
     </testsuites>
-
-    <filter>
-        <whitelist>
-            <directory>src/</directory>
-        </whitelist>
-    </filter>
-
-    <logging>
-        <log type="coverage-html" target="build/coverage" title="iyzipay-php"
-             charset="UTF-8" yui="true" highlight="true"
-             lowUpperBound="35" highLowerBound="70"/>
-        <log type="coverage-clover" target="build/logs/clover.xml"/>
-        <log type="junit" target="build/logs/junit.xml" logIncompleteSkipped="false"/>
-    </logging>
 </phpunit>
diff --git a/samples/create_threeds_v2_payment.php b/samples/create_threeds_v2_payment.php
new file mode 100644
index 00000000..3290084f
--- /dev/null
+++ b/samples/create_threeds_v2_payment.php
@@ -0,0 +1,32 @@
+<?php
+
+require_once('config.php');
+require_once('signature_verification.php');
+
+# create request class
+$request = new \Iyzipay\Request\CreateThreedsV2PaymentRequest();
+$request->setLocale(\Iyzipay\Model\Locale::TR);
+$request->setConversationId("123456789");
+$request->setPaymentId("25146302");
+$request->setPaidPrice("1.2");
+$request->setBasketId('B67832');
+$request->setCurrency(\Iyzipay\Model\Currency::TL);
+
+# make request
+$threedsV2Payment = \Iyzipay\Model\ThreedsV2Payment::create($request, Config::options());
+
+# print result
+print_r($threedsV2Payment);
+
+#verify signature
+$paymentId = $threedsV2Payment->getPaymentId();
+$currency = $threedsV2Payment->getCurrency();
+$basketId = $threedsV2Payment->getBasketId();
+$conversationId = $threedsV2Payment->getConversationId();
+$paidPrice = $threedsV2Payment->getPaidPrice();
+$price = $threedsV2Payment->getPrice();
+$signature = $threedsV2Payment->getSignature();
+
+$calculatedSignature = calculateHmacSHA256Signature(array($paymentId, $currency, $basketId, $conversationId, $paidPrice, $price));
+$verified = $signature == $calculatedSignature;
+echo "Signature verified: $verified";
\ No newline at end of file
diff --git a/src/Iyzipay/HashGenerator.php b/src/Iyzipay/HashGenerator.php
deleted file mode 100644
index 8314c097..00000000
--- a/src/Iyzipay/HashGenerator.php
+++ /dev/null
@@ -1,13 +0,0 @@
-<?php
-
-namespace Iyzipay;
-
-class HashGenerator
-{
-    public static function generateHash($apiKey, $secretKey, $randomString, $request)
-    {
-        $pKIRequestString = $request ? $request->toPKIRequestString() : '';
-        $hashStr = $apiKey . $randomString . $secretKey . $pKIRequestString;
-        return base64_encode(sha1($hashStr, true));
-    }
-}
\ No newline at end of file
diff --git a/src/Iyzipay/IyziAuthV2Generator.php b/src/Iyzipay/IyziAuthV2Generator.php
index b8b1cbc2..0c5943fc 100644
--- a/src/Iyzipay/IyziAuthV2Generator.php
+++ b/src/Iyzipay/IyziAuthV2Generator.php
@@ -7,10 +7,7 @@ class IyziAuthV2Generator
     public static function generateAuthContent($uri, $apiKey, $secretKey, $randomString, Request $request = null)
     {
         $hashStr = "apiKey:" . $apiKey . "&randomKey:" . $randomString ."&signature:" . self::getHmacSHA256Signature($uri, $secretKey, $randomString, $request);
-
-        $hashStr = base64_encode($hashStr);
-
-        return $hashStr;
+        return base64_encode($hashStr);
     }
 
     public static function getHmacSHA256Signature($uri, $secretKey, $randomString, Request $request = null)
@@ -18,22 +15,20 @@ public static function getHmacSHA256Signature($uri, $secretKey, $randomString, R
         $dataToEncrypt = $randomString . self::getPayload($uri, $request);
 
         $hash = hash_hmac('sha256', $dataToEncrypt, $secretKey, true);
-        $token = bin2hex($hash);
-
-        return $token;
+        return bin2hex($hash);
     }
 
     public static function getPayload($uri, Request $request = null)
     {
         $uriPath = $uri;
+        $startsWithV2 = strpos($uri, '.com/v2');
         $startNumber  = strpos($uri, '/v2');
         $endNumber    = strpos($uri, '?');
 
-
-        if ($startNumber) {
-            if (strpos($uri, "subscription") || strpos($uri, "ucs")) {
+        if ($startNumber !== false && $startsWithV2) {
+            if (strpos($uri, "subscription") !== false || strpos($uri, "ucs") !== false) {
                 $endNumber = strlen($uri);
-                if (strpos($uri, '?')) {
+                if (strpos($uri, '?') !== false) {
                     $endNumber = strpos($uri, '?');
                 }
             }
diff --git a/src/Iyzipay/IyzipayResource.php b/src/Iyzipay/IyzipayResource.php
index 3e80c336..c6768ada 100644
--- a/src/Iyzipay/IyzipayResource.php
+++ b/src/Iyzipay/IyzipayResource.php
@@ -2,8 +2,7 @@
 
 namespace Iyzipay;
 
-class IyzipayResource extends ApiResource
-{
+class IyzipayResource extends ApiResource {
     private $status;
     private $errorCode;
     private $errorMessage;
@@ -12,132 +11,79 @@ class IyzipayResource extends ApiResource
     private $systemTime;
     private $conversationId;
 
-    protected static function getHttpHeaders(Request $request, Options $options)
-    {
-        $header = array(
-            "Accept: application/json",
-            "Content-type: application/json",
-        );
-
-        $rnd = uniqid();
-        array_push($header, "Authorization: " . self::prepareAuthorizationString($request, $options, $rnd));
-        array_push($header, "x-iyzi-rnd: " . $rnd);
-        array_push($header, "x-iyzi-client-version: " . "iyzipay-php-2.0.59");
 
-        return $header;
-    }
-
-    protected static function getHttpHeadersV2($uri, Request $request = null, Options $options, bool $addRandom = false)
-    {
+    protected static function getHttpHeadersV2($uri, Request $request = null, Options $options) {
         $header = array(
             "Accept: application/json",
             "Content-type: application/json",
         );
 
         $rnd = uniqid();
-        array_push($header, "Authorization: " . self::prepareAuthorizationStringV2($uri, $request, $options, $rnd));
-        $addRandom && array_push($header, "x-iyzi-rnd: " . $rnd);
-        array_push($header, "AUTHORIZATION_FALLBACK_HEADER: " . self::prepareAuthorizationString($request, $options, $rnd));
-        array_push($header, "x-iyzi-client-version: " . "iyzipay-php-2.0.59");
+        $header[] = "Authorization: " . self::prepareAuthorizationStringV2($uri, $request, $options, $rnd);
+        $header[] = "x-iyzi-client-version: " . "iyzipay-php-2.0.59";
 
         return $header;
     }
 
-    protected static function getHttpHeadersIsV2($uri, Request $request = null, Options $options, bool $addRandom = false)
-    {
-        $header = array(
-            "Accept: application/json",
-            "Content-type: application/json",
-        );
-
-        $rnd = uniqid();
-        array_push($header, "Authorization: " . self::prepareAuthorizationStringV2($uri, $request, $options, $rnd));
-        $addRandom && array_push($header, "x-iyzi-rnd: " . $rnd);
-        array_push($header, "x-iyzi-client-version: " . "iyzipay-php-2.0.59");
-
-        return $header;
-    }
-
-    protected static function prepareAuthorizationString($request, Options $options, $rnd)
-    {
-        $authContent = HashGenerator::generateHash($options->getApiKey(), $options->getSecretKey(), $rnd, $request);
-        return vsprintf("IYZWS %s:%s", array($options->getApiKey(), $authContent));
-    }
-
-    protected static function prepareAuthorizationStringV2($uri, Request $request = null, Options $options, $rnd)
-    {
+    protected static function prepareAuthorizationStringV2($uri, Request $request = null, Options $options, $rnd) {
         $hash = IyziAuthV2Generator::generateAuthContent($uri, $options->getApiKey(), $options->getSecretKey(), $rnd, $request);
 
         return 'IYZWSv2' . ' ' . $hash;
     }
 
-    public function getStatus()
-    {
+    public function getStatus() {
         return $this->status;
     }
 
-    public function setStatus($status)
-    {
+    public function setStatus($status) {
         $this->status = $status;
     }
 
-    public function getErrorCode()
-    {
+    public function getErrorCode() {
         return $this->errorCode;
     }
 
-    public function setErrorCode($errorCode)
-    {
+    public function setErrorCode($errorCode) {
         $this->errorCode = $errorCode;
     }
 
-    public function getErrorMessage()
-    {
+    public function getErrorMessage() {
         return $this->errorMessage;
     }
 
-    public function setErrorMessage($errorMessage)
-    {
+    public function setErrorMessage($errorMessage) {
         $this->errorMessage = $errorMessage;
     }
 
-    public function getErrorGroup()
-    {
+    public function getErrorGroup() {
         return $this->errorGroup;
     }
 
-    public function setErrorGroup($errorGroup)
-    {
+    public function setErrorGroup($errorGroup) {
         $this->errorGroup = $errorGroup;
     }
 
-    public function getLocale()
-    {
+    public function getLocale() {
         return $this->locale;
     }
 
-    public function setLocale($locale)
-    {
+    public function setLocale($locale) {
         $this->locale = $locale;
     }
 
-    public function getSystemTime()
-    {
+    public function getSystemTime() {
         return $this->systemTime;
     }
 
-    public function setSystemTime($systemTime)
-    {
+    public function setSystemTime($systemTime) {
         $this->systemTime = $systemTime;
     }
 
-    public function getConversationId()
-    {
+    public function getConversationId() {
         return $this->conversationId;
     }
 
-    public function setConversationId($conversationId)
-    {
+    public function setConversationId($conversationId) {
         $this->conversationId = $conversationId;
     }
 }
diff --git a/src/Iyzipay/Model/AmountBaseRefund.php b/src/Iyzipay/Model/AmountBaseRefund.php
index f336efc6..8522c735 100644
--- a/src/Iyzipay/Model/AmountBaseRefund.php
+++ b/src/Iyzipay/Model/AmountBaseRefund.php
@@ -16,7 +16,7 @@ class AmountBaseRefund extends IyzipayResource
     public static function create(AmountBaseRefundRequest $request, Options $options): AmountBaseRefund
     {
         $uri = '/v2/payment/refund';
-        $rawResult = parent::httpClient()->post($options->getBaseUrl() . $uri, parent::getHttpHeadersV2($uri, $request, $options, true), $request->toJsonString());
+        $rawResult = parent::httpClient()->post($options->getBaseUrl() . $uri, parent::getHttpHeadersV2($uri, $request, $options), $request->toJsonString());
         return AmountBaseRefundMapper::create($rawResult)->jsonDecode()->mapAmountBaseRefund(new AmountBaseRefund());
     }
 
diff --git a/src/Iyzipay/Model/Iyzilink/IyziLinkDeleteProduct.php b/src/Iyzipay/Model/Iyzilink/IyziLinkDeleteProduct.php
index 4464a74b..66f00795 100644
--- a/src/Iyzipay/Model/Iyzilink/IyziLinkDeleteProduct.php
+++ b/src/Iyzipay/Model/Iyzilink/IyziLinkDeleteProduct.php
@@ -13,7 +13,7 @@ class IyziLinkDeleteProduct extends IyziLinkDeleteProductResource
     public static function create(Request $request, Options $options, $token)
     {
         $uri = $options->getBaseUrl() . "/v2/iyzilink/products/" . $token . RequestStringBuilder::requestToStringQuery($request, null);
-        $rawResult = parent::httpClient()->delete($uri, parent::getHttpHeadersIsV2($uri, null, $options));
+        $rawResult = parent::httpClient()->delete($uri, parent::getHttpHeadersV2($uri, null, $options));
         return IyziLinkDeleteProductMapper::create($rawResult)->jsonDecode()->mapIyziLinkDeleteProduct(new IyziLinkDeleteProduct());
     }
 }
\ No newline at end of file
diff --git a/src/Iyzipay/Model/Mapper/ThreedsV2PaymentMapper.php b/src/Iyzipay/Model/Mapper/ThreedsV2PaymentMapper.php
new file mode 100644
index 00000000..e9104129
--- /dev/null
+++ b/src/Iyzipay/Model/Mapper/ThreedsV2PaymentMapper.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Iyzipay\Model\Mapper;
+
+use Iyzipay\Model\ThreedsV2Payment;
+
+class ThreedsV2PaymentMapper extends PaymentResourceMapper
+{
+    public static function create($rawResult = null)
+    {
+        return new ThreedsV2PaymentMapper($rawResult);
+    }
+
+    public function mapThreedsV2PaymentFrom(ThreedsV2Payment $auth, $jsonObject)
+    {
+        parent::mapPaymentResourceFrom($auth, $jsonObject);
+        return $auth;
+    }
+
+    public function mapThreedsV2Payment(ThreedsV2Payment $auth)
+    {
+        return $this->mapThreedsV2PaymentFrom($auth, $this->jsonObject);
+    }
+}
\ No newline at end of file
diff --git a/src/Iyzipay/Model/ReportingPaymentDetail.php b/src/Iyzipay/Model/ReportingPaymentDetail.php
index 2fa2ca4a..ff7314b8 100644
--- a/src/Iyzipay/Model/ReportingPaymentDetail.php
+++ b/src/Iyzipay/Model/ReportingPaymentDetail.php
@@ -12,7 +12,7 @@ class ReportingPaymentDetail extends ReportingPaymentDetailResource
     public static function create(ReportingPaymentDetailRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/reporting/payment/details" . RequestStringBuilder::requestToStringQuery($request, 'reporting');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersIsV2($uri, null, $options));
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return ReportingPaymentDetailMapper::create($rawResult)->jsonDecode()->mapReportingPaymentDetail(new ReportingPaymentDetail());
 
     }
diff --git a/src/Iyzipay/Model/Subscription/RetrieveList.php b/src/Iyzipay/Model/Subscription/RetrieveList.php
index ce592874..ba87138b 100644
--- a/src/Iyzipay/Model/Subscription/RetrieveList.php
+++ b/src/Iyzipay/Model/Subscription/RetrieveList.php
@@ -23,21 +23,21 @@ class RetrieveList extends IyzipayResource
     public static function products(SubscriptionListProductsRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/products" . RequestStringBuilder::requestToStringQuery($request, 'subscriptionItems');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersIsV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return RetrieveListMapper::create($rawResult)->jsonDecode()->mapRetrieveList(new RetrieveList());
     }
 
     public static function pricingPlan(SubscriptionListPricingPlanRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/products/" . $request->getProductReferenceCode() . "/pricing-plans" . RequestStringBuilder::requestToStringQuery($request, 'subscriptionItems');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersIsV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return RetrieveListMapper::create($rawResult)->jsonDecode()->mapRetrieveList(new RetrieveList());
     }
 
     public static function customers(SubscriptionListCustomersRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/customers" . RequestStringBuilder::requestToStringQuery($request, 'subscriptionItems');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersIsV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return RetrieveListMapper::create($rawResult)->jsonDecode()->mapRetrieveList(new RetrieveList());
     }
 
@@ -45,7 +45,7 @@ public static function customers(SubscriptionListCustomersRequest $request, Opti
     public static function subscriptions(SubscriptionSearchRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/subscriptions" . RequestStringBuilder::requestToStringQuery($request, 'searchSubscription');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersIsV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return RetrieveListMapper::create($rawResult)->jsonDecode()->mapRetrieveList(new RetrieveList());
     }
 
diff --git a/src/Iyzipay/Model/Subscription/RetrieveSubscriptionCheckoutForm.php b/src/Iyzipay/Model/Subscription/RetrieveSubscriptionCheckoutForm.php
index c350c95c..2f5f9ec8 100644
--- a/src/Iyzipay/Model/Subscription/RetrieveSubscriptionCheckoutForm.php
+++ b/src/Iyzipay/Model/Subscription/RetrieveSubscriptionCheckoutForm.php
@@ -25,7 +25,7 @@ class RetrieveSubscriptionCheckoutForm extends IyzipayResource
     public static function retrieve(RetrieveSubscriptionCreateCheckoutFormRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/checkoutform/".$request->getCheckoutFormToken();
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, $request, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, $request, $options));
         return RetrieveSubscriptionCheckoutFormMapper::create($rawResult)->jsonDecode()->mapSubscriptionCreateCheckoutForm(new RetrieveSubscriptionCheckoutForm());
     }
 
diff --git a/src/Iyzipay/Model/Subscription/SubscriptionCustomer.php b/src/Iyzipay/Model/Subscription/SubscriptionCustomer.php
index 5546728c..4f849cd1 100644
--- a/src/Iyzipay/Model/Subscription/SubscriptionCustomer.php
+++ b/src/Iyzipay/Model/Subscription/SubscriptionCustomer.php
@@ -46,7 +46,7 @@ public static function create(SubscriptionCreateCustomerRequest $request, Option
     public static function retrieve(SubscriptionRetrieveCustomerRequest $request, $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/customers/".$request->getCustomerReferenceCode().RequestStringBuilder::requestToStringQuery($request, 'defaultParams');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return SubscriptionCustomerMapper::create($rawResult)->jsonDecode()->mapSubscriptionCustomer(new SubscriptionCustomer());
     }
 
diff --git a/src/Iyzipay/Model/Subscription/SubscriptionDetails.php b/src/Iyzipay/Model/Subscription/SubscriptionDetails.php
index 7b946ea0..5128b075 100644
--- a/src/Iyzipay/Model/Subscription/SubscriptionDetails.php
+++ b/src/Iyzipay/Model/Subscription/SubscriptionDetails.php
@@ -31,7 +31,7 @@ class SubscriptionDetails extends IyzipayResource
     public static function retrieve(SubscriptionDetailsRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/subscriptions/".$request->getSubscriptionReferenceCode().RequestStringBuilder::requestToStringQuery($request, 'defaultParams');;
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return SubscriptionDetailsMapper::create($rawResult)->jsonDecode()->mapSubscriptionDetails(new SubscriptionDetails());
     }
 
diff --git a/src/Iyzipay/Model/Subscription/SubscriptionPricingPlan.php b/src/Iyzipay/Model/Subscription/SubscriptionPricingPlan.php
index 29562b9a..23f500d2 100644
--- a/src/Iyzipay/Model/Subscription/SubscriptionPricingPlan.php
+++ b/src/Iyzipay/Model/Subscription/SubscriptionPricingPlan.php
@@ -37,7 +37,7 @@ public static function create(SubscriptionCreatePricingPlanRequest $request, Opt
     public static function retrieve(SubscriptionRetrievePricingPlanRequest $request, $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/pricing-plans/".$request->getPricingPlanReferenceCode().RequestStringBuilder::requestToStringQuery($request, 'defaultParams');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return SubscriptionPricingPlanMapper::create($rawResult)->jsonDecode()->mapSubscriptionPricingPlan(new SubscriptionPricingPlan());
     }
 
diff --git a/src/Iyzipay/Model/Subscription/SubscriptionProduct.php b/src/Iyzipay/Model/Subscription/SubscriptionProduct.php
index 63fc2e6f..3b722ef7 100644
--- a/src/Iyzipay/Model/Subscription/SubscriptionProduct.php
+++ b/src/Iyzipay/Model/Subscription/SubscriptionProduct.php
@@ -24,21 +24,21 @@ class SubscriptionProduct extends IyzipayResource
     public static function create(SubscriptionCreateProductRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/products";
-        $rawResult = parent::httpClient()->post($uri, parent::getHttpHeadersIsV2($uri, $request, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->post($uri, parent::getHttpHeadersV2($uri, $request, $options), $request->toJsonString());
         return SubscriptionProductMapper::create($rawResult)->jsonDecode()->mapSubscriptionProduct(new SubscriptionProduct());
     }
 
     public static function retrieve(SubscriptionRetrieveProductRequest $request, $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/products/" . $request->getProductReferenceCode() . RequestStringBuilder::requestToStringQuery($request, 'defaultParams');
-        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersIsV2($uri, null, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->getV2($uri, parent::getHttpHeadersV2($uri, null, $options));
         return SubscriptionProductMapper::create($rawResult)->jsonDecode()->mapSubscriptionProduct(new SubscriptionProduct());
     }
 
     public static function update(SubscriptionUpdateProductRequest $request, $options)
     {
         $uri = $options->getBaseUrl() . "/v2/subscription/products/" . $request->getProductReferenceCode();
-        $rawResult = parent::httpClient()->post($uri, parent::getHttpHeadersIsV2($uri, $request, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->post($uri, parent::getHttpHeadersV2($uri, $request, $options), $request->toJsonString());
         return SubscriptionProductMapper::create($rawResult)->jsonDecode()->mapSubscriptionProduct(new SubscriptionProduct());
     }
 
diff --git a/src/Iyzipay/Model/ThreedsV2Payment.php b/src/Iyzipay/Model/ThreedsV2Payment.php
new file mode 100644
index 00000000..d56276a8
--- /dev/null
+++ b/src/Iyzipay/Model/ThreedsV2Payment.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Iyzipay\Model;
+
+use Iyzipay\Model\Mapper\ThreedsV2PaymentMapper;
+use Iyzipay\Options;
+use Iyzipay\Request\CreateThreedsV2PaymentRequest;
+
+class ThreedsV2Payment extends PaymentResource {
+    private ?string $signature = null;
+
+    public static function create(CreateThreedsV2PaymentRequest $request, Options $options): ThreedsV2Payment {
+        $uri = "/payment/v2/3dsecure/auth";
+        $rawResult = parent::httpClient()->post($options->getBaseUrl() . $uri, parent::getHttpHeadersV2($uri, $request, $options), $request->toJsonString());
+        return ThreedsV2PaymentMapper::create($rawResult)->jsonDecode()->mapThreedsV2Payment(new ThreedsV2Payment());
+    }
+
+    public function getSignature(): ?string {
+        return $this->signature;
+    }
+
+    public function setSignature($signature): void {
+        $this->signature = $signature;
+    }
+}
\ No newline at end of file
diff --git a/src/Iyzipay/Model/UCSInitialize.php b/src/Iyzipay/Model/UCSInitialize.php
index 12928f43..00c65f8c 100644
--- a/src/Iyzipay/Model/UCSInitialize.php
+++ b/src/Iyzipay/Model/UCSInitialize.php
@@ -11,7 +11,7 @@ class UCSInitialize extends UCSInitializeResource
     public static function create(UCSInitializeRequest $request, Options $options)
     {
         $uri = $options->getBaseUrl() . "/v2/ucs/init";
-        $rawResult = parent::httpClient()->post($uri, parent::getHttpHeadersIsV2($uri, $request, $options), $request->toJsonString());
+        $rawResult = parent::httpClient()->post($uri, parent::getHttpHeadersV2($uri, $request, $options), $request->toJsonString());
         return UCSInitializeMapper::create($rawResult)->jsonDecode()->mapUCSInitialize(new UCSInitialize());
     }
 }
\ No newline at end of file
diff --git a/src/Iyzipay/Request/CreateThreedsV2PaymentRequest.php b/src/Iyzipay/Request/CreateThreedsV2PaymentRequest.php
new file mode 100644
index 00000000..a0b2c569
--- /dev/null
+++ b/src/Iyzipay/Request/CreateThreedsV2PaymentRequest.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace Iyzipay\Request;
+
+use Iyzipay\JsonBuilder;
+use Iyzipay\Request;
+use Iyzipay\RequestStringBuilder;
+
+class CreateThreedsV2PaymentRequest extends Request {
+    private ?string $paymentId = null;
+    private ?float $paidPrice = null;
+    private ?string $basketId = null;
+    private ?string $currency = null;
+
+    public function getPaymentId(): ?string {
+        return $this->paymentId ?? null;
+    }
+
+    public function setPaymentId(string $paymentId): void {
+        $this->paymentId = $paymentId;
+    }
+
+    public function getPaidPrice(): ?float {
+        return $this->paidPrice;
+    }
+
+    public function setPaidPrice(float $paidPrice): void {
+        $this->paidPrice = $paidPrice;
+    }
+
+    public function getBasketId(): ?string {
+        return $this->basketId;
+    }
+
+    public function setBasketId(string $basketId): void {
+        $this->basketId = $basketId;
+    }
+
+    public function getCurrency(): ?string {
+        return $this->currency;
+    }
+
+    public function setCurrency(string $currency): void {
+        $this->currency = $currency;
+    }
+
+
+    public function getJsonObject() {
+        return JsonBuilder::fromJsonObject(parent::getJsonObject())
+            ->add("locale", $this->getLocale())
+            ->add("conversationId", $this->getConversationId())
+            ->add("paymentId", $this->getPaymentId())
+            ->addPrice("paidPrice", $this->getPaidPrice())
+            ->add("basketId", $this->getBasketId())
+            ->add("currency", $this->getCurrency())
+            ->getObject();
+    }
+
+    public function toPKIRequestString() {
+        return RequestStringBuilder::create()
+            ->appendSuper(parent::toPKIRequestString())
+            ->append("paymentId", $this->getPaymentId())
+            ->appendPrice("paidPrice", $this->getPaidPrice())
+            ->append("basketId", $this->getBasketId())
+            ->append("currency", $this->getCurrency())
+            ->getRequestString();
+    }
+}
\ No newline at end of file
diff --git a/tests/Iyzipay/Tests/HashGeneratorTest.php b/tests/Iyzipay/Tests/HashGeneratorTest.php
deleted file mode 100644
index 2228ac75..00000000
--- a/tests/Iyzipay/Tests/HashGeneratorTest.php
+++ /dev/null
@@ -1,19 +0,0 @@
-<?php
-
-namespace Iyzipay\Tests;
-
-use Iyzipay\HashGenerator;
-use Iyzipay\Model\Locale;
-use Iyzipay\Request;
-
-class HashGeneratorTest extends TestCase
-{
-    public function test_should_generate_hash()
-    {
-        $request = new Request();
-        $request->setLocale(Locale::TR);
-        $request->setConversationId("123456");
-
-        $this->assertEquals("opW0tI3yAVjzROFRTgHjIGsriHw=", HashGenerator::generateHash("apiKey", "secretKey", "rnd", $request));
-    }
-}
\ No newline at end of file
diff --git a/tests/Iyzipay/Tests/IyziAuthV2GeneratorTest.php b/tests/Iyzipay/Tests/IyziAuthV2GeneratorTest.php
index ad1b19be..7a9090ce 100644
--- a/tests/Iyzipay/Tests/IyziAuthV2GeneratorTest.php
+++ b/tests/Iyzipay/Tests/IyziAuthV2GeneratorTest.php
@@ -2,9 +2,7 @@
 
 namespace Iyzipay\Tests;
 
-use Iyzipay\HashGenerator;
 use Iyzipay\IyziAuthV2Generator;
-use Iyzipay\Model\Locale;
 use Iyzipay\Request;
 
 class IyziAuthV2GeneratorTest extends TestCase
@@ -19,8 +17,8 @@ public function test_should_generate_auth_content_default()
 
         $iyziAuthV2Generator = new IyziAuthV2Generator();
         $result = $iyziAuthV2Generator->generateAuthContent($uri, $apiKey, $secretKey, $randomString, $request);
+        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6OGM2NzI5MGYwMGZjN2FjOGE2NDczZDQ3OGEyMmRmYjY5YzgxNzFjZjc5Mzk4NDVmNzdiMWQwYjNmODQ3MGQ1MA==";
 
-        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6Y2Y0Mjk5ZTQwYzZkZThmMzYzZGQyMWZiN2QzNjI3MjE2YTUxNjM2MDY1YTViOTM0YTMxODJiNTk0YjQ2ZjVhMA==";
         $this->assertEquals($authContent, $result);
     }
 
@@ -35,7 +33,7 @@ public function test_should_generate_auth_content_parameters()
 
         $iyziAuthV2Generator = new IyziAuthV2Generator();
         $result = $iyziAuthV2Generator->generateAuthContent($uri, $apiKey, $secretKey, $randomString, $request);
-        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6Nzg3NjFjMmJhZDQ0ZmE2MWI5NDNhZDIyYmM4NmJjNThjM2ZhMWQ3NDgwMDFjMTEzNTdlY2EzZjkwNGM0NGQxYg==";
+        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6YjE4NjFmMDBjNmE3NzljMTRmODA0ZTIwOTJhYjEwNjkxMDA2ODU2OWYwNzVjY2M5OWY2NzAwMjhmZjYzYTllNg==";
 
         $this->assertEquals($authContent, $result);
     }
@@ -50,7 +48,7 @@ public function test_should_generate_auth_content_no_parameters()
 
         $iyziAuthV2Generator = new IyziAuthV2Generator();
         $result = $iyziAuthV2Generator->generateAuthContent($uri, $apiKey, $secretKey, $randomString, $request);
-        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6Y2Y0Mjk5ZTQwYzZkZThmMzYzZGQyMWZiN2QzNjI3MjE2YTUxNjM2MDY1YTViOTM0YTMxODJiNTk0YjQ2ZjVhMA==";
+        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6ZWUyNjM0NTA5MTg2ODhlN2IzNzg2ODI3YjhjMGZiMDQ1YzhiODgyYTQwMjJiOWIwNWM1ODlhMjYwOTYzMGM2ZA==";
 
         $this->assertEquals($authContent, $result);
     }
@@ -65,7 +63,7 @@ public function test_should_generate_subscription_auth_content_no_body_with_get_
 
         $iyziAuthV2Generator = new IyziAuthV2Generator();
         $result = $iyziAuthV2Generator->generateAuthContent($uri, $apiKey, $secretKey, $randomString, $request);
-        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6NmYzODQwOTlhYWUzMjhmNzJkYWY5Y2RhYjEwNWViMzdmYjI5NjIwMjUxYzQ3YjRjNTgzZDc0OGQ5ZDBhYjc2NA==";
+        $authContent = 'YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6NmYzODQwOTlhYWUzMjhmNzJkYWY5Y2RhYjEwNWViMzdmYjI5NjIwMjUxYzQ3YjRjNTgzZDc0OGQ5ZDBhYjc2NA==';
 
         $this->assertEquals($authContent, $result);
     }
@@ -80,7 +78,7 @@ public function test_should_generate_subscription_auth_content_with_body_paramet
 
         $iyziAuthV2Generator = new IyziAuthV2Generator();
         $result = $iyziAuthV2Generator->generateAuthContent($uri, $apiKey, $secretKey, $randomString, $request);
-        $authContent = "YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6YmM0NGIyZjRkZmI4ZGY3NDE0N2IxZjUyN2ZmNjM2NDQ0YzNiM2QzYTFmZjk3ZGNiMzM2NmJjMjkzZmFjZjI5OA==";
+        $authContent = 'YXBpS2V5OnRlc3QmcmFuZG9tS2V5OjEyMzQ1Njc4OSZzaWduYXR1cmU6YmM0NGIyZjRkZmI4ZGY3NDE0N2IxZjUyN2ZmNjM2NDQ0YzNiM2QzYTFmZjk3ZGNiMzM2NmJjMjkzZmFjZjI5OA==';
 
         $this->assertEquals($authContent, $result);
     }
diff --git a/tests/Iyzipay/Tests/IyzipayResourceTest.php b/tests/Iyzipay/Tests/IyzipayResourceTest.php
index 169d6020..41ca230f 100644
--- a/tests/Iyzipay/Tests/IyzipayResourceTest.php
+++ b/tests/Iyzipay/Tests/IyzipayResourceTest.php
@@ -5,34 +5,37 @@
 use Iyzipay\IyzipayResource;
 use Iyzipay\Model\Locale;
 use Iyzipay\Request;
+use Iyzipay\Options;
 
 class IyzipayResourceTest extends TestCase
 {
     public function test_should_get_http_headers()
     {
+        $options = new Options();
         $request = new Request();
         $request->setLocale(Locale::TR);
         $request->setConversationId("123456");
+        $url = $options->getBaseUrl() . "/payment/test";
 
-        $headers = parent::callMethod(new IyzipayResource(), "getHttpHeaders", array($request, $this->options));
-
+        $headers = parent::callMethod(new IyzipayResource(), "getHttpHeadersV2", array($url, $request, $this->options));
         $this->assertNotEmpty($headers);
-        $this->assertEquals(5, count($headers));
+        $this->assertEquals(4, count($headers));
         $this->assertEquals("Accept: application/json", $headers[0]);
         $this->assertEquals("Content-type: application/json", $headers[1]);
         $this->assertStringStartsWith("Authorization: ", $headers[2]);
-        $this->assertStringStartsWith("x-iyzi-rnd: ", $headers[3]);
-        $this->assertStringStartsWith("x-iyzi-client-version: ", $headers[4]);
+        $this->assertStringStartsWith("x-iyzi-client-version: ", $headers[3]);
     }
 
     public function test_should_prepare_authorization_string()
     {
+        $options = new Options();
         $request = new Request();
         $request->setLocale(Locale::TR);
         $request->setConversationId("123456");
+        $uri = $options->getBaseUrl() . "/payment/test";
+        $expected_hash = 'IYZWSv2 YXBpS2V5OmFwaUtleSZyYW5kb21LZXk6cm5kJnNpZ25hdHVyZTpkMDBiYWE0YjZkYzU5MzA0NzJlNGQyMmEzYzUwZmIwN2RlNTBiMGRmYjhmNWFmNWI5ZjczMTU4ZDZiMTg0ZmY2';
 
-        $str = parent::callMethod(new IyzipayResource(), "prepareAuthorizationString", array($request, $this->options, "rnd"));
-
-        $this->assertEquals("IYZWS apiKey:opW0tI3yAVjzROFRTgHjIGsriHw=", $str);
+        $str = parent::callMethod(new IyzipayResource(), "prepareAuthorizationStringV2", array($uri, $request, $this->options, "rnd"));
+        $this->assertEquals($expected_hash, $str);
     }
 }
\ No newline at end of file
diff --git a/tests/Iyzipay/Tests/Model/Mapper/ThreedsV2PaymentMapperTest.php b/tests/Iyzipay/Tests/Model/Mapper/ThreedsV2PaymentMapperTest.php
new file mode 100644
index 00000000..0466f2c0
--- /dev/null
+++ b/tests/Iyzipay/Tests/Model/Mapper/ThreedsV2PaymentMapperTest.php
@@ -0,0 +1,151 @@
+<?php
+
+namespace Iyzipay\Tests\Model\Mapper;
+
+use Iyzipay\Model\Currency;
+use Iyzipay\Model\Locale;
+use Iyzipay\Model\Mapper\ThreedsV2PaymentMapper;
+use Iyzipay\Model\Status;
+use Iyzipay\Model\ThreedsV2Payment;
+use Iyzipay\Tests\TestCase;
+
+class ThreedsV2PaymentMapperTest extends TestCase
+{
+    public function test_should_map_threeds_payment()
+    {
+        $json = $this->retrieveJsonFile("create-payment.json");
+
+        $threedsV2Payment = ThreedsV2PaymentMapper::create($json)->jsonDecode()->mapThreedsV2Payment(new ThreedsV2Payment());
+
+        $this->assertNotEmpty($threedsV2Payment);
+        $this->assertEquals(Status::FAILURE, $threedsV2Payment->getStatus());
+        $this->assertEquals("10000", $threedsV2Payment->getErrorCode());
+        $this->assertEquals("error message", $threedsV2Payment->getErrorMessage());
+        $this->assertEquals("ERROR_GROUP", $threedsV2Payment->getErrorGroup());
+        $this->assertEquals(Locale::TR, $threedsV2Payment->getLocale());
+        $this->assertEquals("1458545234852", $threedsV2Payment->getSystemTime());
+        $this->assertEquals("123456", $threedsV2Payment->getConversationId());
+        $this->assertJson($threedsV2Payment->getRawResult());
+        $this->assertJsonStringEqualsJsonString($json, $threedsV2Payment->getRawResult());
+        $this->assertEquals("1.0", $threedsV2Payment->getPrice());
+        $this->assertEquals("1.1", $threedsV2Payment->getPaidPrice());
+        $this->assertEquals("1", $threedsV2Payment->getInstallment());
+        $this->assertEquals("1", $threedsV2Payment->getPaymentId());
+        $this->assertEquals("SUCCESS", $threedsV2Payment->getPaymentStatus());
+        $this->assertEquals("1", $threedsV2Payment->getFraudStatus());
+        $this->assertEquals("10.00000000", $threedsV2Payment->getMerchantCommissionRate());
+        $this->assertEquals("0.1", $threedsV2Payment->getMerchantCommissionRateAmount());
+        $this->assertEquals("0.03245000", $threedsV2Payment->getIyziCommissionRateAmount());
+        $this->assertEquals("0.29500000", $threedsV2Payment->getIyziCommissionFee());
+        $this->assertEquals("CREDIT_CARD", $threedsV2Payment->getCardType());
+        $this->assertEquals("MASTER_CARD", $threedsV2Payment->getCardAssociation());
+        $this->assertEquals("Bonus", $threedsV2Payment->getCardFamily());
+        $this->assertEquals("cardUserKey", $threedsV2Payment->getCardUserKey());
+        $this->assertEquals("cardToken", $threedsV2Payment->getCardToken());
+        $this->assertEquals("554960", $threedsV2Payment->getBinNumber());
+        $this->assertEquals("B67832", $threedsV2Payment->getBasketId());
+        $this->assertEquals(Currency::TL, $threedsV2Payment->getCurrency());
+        $this->assertEquals("connector name", $threedsV2Payment->getConnectorName());
+        $this->assertEquals("auth code", $threedsV2Payment->getAuthCode());
+        $this->assertEquals("AUTH", $threedsV2Payment->getPhase());
+        $this->assertEquals("0000", $threedsV2Payment->getLastFourDigits());
+        $this->assertEquals("posOrderId", $threedsV2Payment->getPosOrderId());
+
+        $paymentItems = $threedsV2Payment->getPaymentItems();
+        $this->assertNotEmpty($threedsV2Payment->getPaymentItems());
+        $this->assertEquals(3, count($threedsV2Payment->getPaymentItems()));
+
+        $paymentItem = $paymentItems[0];
+        $this->assertEquals("BI101", $paymentItem->getItemId());
+        $this->assertEquals("4977", $paymentItem->getPaymentTransactionId());
+        $this->assertEquals("2", $paymentItem->getTransactionStatus());
+        $this->assertEquals("0.3", $paymentItem->getPrice());
+        $this->assertEquals("0.33000000", $paymentItem->getPaidPrice());
+        $this->assertEquals("10.00000000", $paymentItem->getMerchantCommissionRate());
+        $this->assertEquals("0.03000000", $paymentItem->getMerchantCommissionRateAmount());
+        $this->assertEquals("0.00973500", $paymentItem->getIyziCommissionRateAmount());
+        $this->assertEquals("0.08850000", $paymentItem->getIyziCommissionFee());
+        $this->assertEquals("10.00000000", $paymentItem->getBlockageRate());
+        $this->assertEquals("0.03300000", $paymentItem->getBlockageRateAmountMerchant());
+        $this->assertEquals("0", $paymentItem->getBlockageRateAmountSubMerchant());
+        $this->assertEquals("2016-03-28 09:27:14", $paymentItem->getBlockageResolvedDate());
+        $this->assertEquals("subMerchantKey", $paymentItem->getSubMerchantKey());
+        $this->assertEquals("0", $paymentItem->getSubMerchantPrice());
+        $this->assertEquals("0E-8", $paymentItem->getSubMerchantPayoutRate());
+        $this->assertEquals("0", $paymentItem->getSubMerchantPayoutAmount());
+        $this->assertEquals("0.19876500", $paymentItem->getMerchantPayoutAmount());
+        $this->assertNotEmpty($paymentItem->getConvertedPayout());
+        $this->assertEquals("0.33000000", $paymentItem->getConvertedPayout()->getPaidPrice());
+        $this->assertEquals("0.00973500", $paymentItem->getConvertedPayout()->getIyziCommissionRateAmount());
+        $this->assertEquals("0.08850000", $paymentItem->getConvertedPayout()->getIyziCommissionFee());
+        $this->assertEquals("0.03300000", $paymentItem->getConvertedPayout()->getBlockageRateAmountMerchant());
+        $this->assertEquals("0E-8", $paymentItem->getConvertedPayout()->getBlockageRateAmountSubMerchant());
+        $this->assertEquals("0E-8", $paymentItem->getConvertedPayout()->getSubMerchantPayoutAmount());
+        $this->assertEquals("0.19876500", $paymentItem->getConvertedPayout()->getMerchantPayoutAmount());
+        $this->assertEquals("0", $paymentItem->getConvertedPayout()->getIyziConversionRate());
+        $this->assertEquals("0", $paymentItem->getConvertedPayout()->getIyziConversionRateAmount());
+        $this->assertEquals(Currency::TL, $paymentItem->getConvertedPayout()->getCurrency());
+
+        $paymentItem = $paymentItems[1];
+        $this->assertEquals("BI102", $paymentItem->getItemId());
+        $this->assertEquals("4978", $paymentItem->getPaymentTransactionId());
+        $this->assertEquals("2", $paymentItem->getTransactionStatus());
+        $this->assertEquals("0.5", $paymentItem->getPrice());
+        $this->assertEquals("0.55000000", $paymentItem->getPaidPrice());
+        $this->assertEquals("10.00000000", $paymentItem->getMerchantCommissionRate());
+        $this->assertEquals("0.05000000", $paymentItem->getMerchantCommissionRateAmount());
+        $this->assertEquals("0.01622500", $paymentItem->getIyziCommissionRateAmount());
+        $this->assertEquals("0.14750000", $paymentItem->getIyziCommissionFee());
+        $this->assertEquals("10.00000000", $paymentItem->getBlockageRate());
+        $this->assertEquals("0.05500000", $paymentItem->getBlockageRateAmountMerchant());
+        $this->assertEquals("0", $paymentItem->getBlockageRateAmountSubMerchant());
+        $this->assertEquals("2016-03-28 09:27:14", $paymentItem->getBlockageResolvedDate());
+        $this->assertEquals("subMerchantKey", $paymentItem->getSubMerchantKey());
+        $this->assertEquals("0", $paymentItem->getSubMerchantPrice());
+        $this->assertEquals("0E-8", $paymentItem->getSubMerchantPayoutRate());
+        $this->assertEquals("0", $paymentItem->getSubMerchantPayoutAmount());
+        $this->assertEquals("0.33127500", $paymentItem->getMerchantPayoutAmount());
+        $this->assertNotEmpty($paymentItem->getConvertedPayout());
+        $this->assertEquals("0.55000000", $paymentItem->getConvertedPayout()->getPaidPrice());
+        $this->assertEquals("0.01622500", $paymentItem->getConvertedPayout()->getIyziCommissionRateAmount());
+        $this->assertEquals("0.14750000", $paymentItem->getConvertedPayout()->getIyziCommissionFee());
+        $this->assertEquals("0.05500000", $paymentItem->getConvertedPayout()->getBlockageRateAmountMerchant());
+        $this->assertEquals("0E-8", $paymentItem->getConvertedPayout()->getBlockageRateAmountSubMerchant());
+        $this->assertEquals("0E-8", $paymentItem->getConvertedPayout()->getSubMerchantPayoutAmount());
+        $this->assertEquals("0.33127500", $paymentItem->getConvertedPayout()->getMerchantPayoutAmount());
+        $this->assertEquals("0", $paymentItem->getConvertedPayout()->getIyziConversionRate());
+        $this->assertEquals("0", $paymentItem->getConvertedPayout()->getIyziConversionRateAmount());
+        $this->assertEquals(Currency::TL, $paymentItem->getConvertedPayout()->getCurrency());
+
+        $paymentItem = $paymentItems[2];
+        $this->assertEquals("BI103", $paymentItem->getItemId());
+        $this->assertEquals("4979", $paymentItem->getPaymentTransactionId());
+        $this->assertEquals("2", $paymentItem->getTransactionStatus());
+        $this->assertEquals("0.2", $paymentItem->getPrice());
+        $this->assertEquals("0.22000000", $paymentItem->getPaidPrice());
+        $this->assertEquals("10.00000000", $paymentItem->getMerchantCommissionRate());
+        $this->assertEquals("0.02000000", $paymentItem->getMerchantCommissionRateAmount());
+        $this->assertEquals("0.00649000", $paymentItem->getIyziCommissionRateAmount());
+        $this->assertEquals("0.05900000", $paymentItem->getIyziCommissionFee());
+        $this->assertEquals("10.00000000", $paymentItem->getBlockageRate());
+        $this->assertEquals("0.02200000", $paymentItem->getBlockageRateAmountMerchant());
+        $this->assertEquals("0", $paymentItem->getBlockageRateAmountSubMerchant());
+        $this->assertEquals("2016-03-28 09:27:14", $paymentItem->getBlockageResolvedDate());
+        $this->assertEquals("subMerchantKey", $paymentItem->getSubMerchantKey());
+        $this->assertEquals("0", $paymentItem->getSubMerchantPrice());
+        $this->assertEquals("0E-8", $paymentItem->getSubMerchantPayoutRate());
+        $this->assertEquals("0", $paymentItem->getSubMerchantPayoutAmount());
+        $this->assertEquals("0.13251000", $paymentItem->getMerchantPayoutAmount());
+        $this->assertNotEmpty($paymentItem->getConvertedPayout());
+        $this->assertEquals("0.22000000", $paymentItem->getConvertedPayout()->getPaidPrice());
+        $this->assertEquals("0.00649000", $paymentItem->getConvertedPayout()->getIyziCommissionRateAmount());
+        $this->assertEquals("0.05900000", $paymentItem->getConvertedPayout()->getIyziCommissionFee());
+        $this->assertEquals("0.02200000", $paymentItem->getConvertedPayout()->getBlockageRateAmountMerchant());
+        $this->assertEquals("0E-8", $paymentItem->getConvertedPayout()->getBlockageRateAmountSubMerchant());
+        $this->assertEquals("0E-8", $paymentItem->getConvertedPayout()->getSubMerchantPayoutAmount());
+        $this->assertEquals("0.13251000", $paymentItem->getConvertedPayout()->getMerchantPayoutAmount());
+        $this->assertEquals("0", $paymentItem->getConvertedPayout()->getIyziConversionRate());
+        $this->assertEquals("0", $paymentItem->getConvertedPayout()->getIyziConversionRateAmount());
+        $this->assertEquals(Currency::TL, $paymentItem->getConvertedPayout()->getCurrency());
+    }
+}
diff --git a/tests/Iyzipay/Tests/Model/ThreedsV2PaymentTest.php b/tests/Iyzipay/Tests/Model/ThreedsV2PaymentTest.php
new file mode 100644
index 00000000..be77cd1a
--- /dev/null
+++ b/tests/Iyzipay/Tests/Model/ThreedsV2PaymentTest.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Iyzipay\Tests\Model;
+
+use Iyzipay\Model\ThreedsV2Payment;
+use Iyzipay\Request\CreateThreedsV2PaymentRequest;
+use Iyzipay\Tests\IyzipayResourceTestCase;
+
+class ThreedsV2PaymentTest extends IyzipayResourceTestCase
+{
+    public function test_should_create_threeds_v2_payment()
+    {
+        $this->expectHttpPost();
+
+        $threedsV2Payment = ThreedsV2Payment::create(new CreateThreedsV2PaymentRequest(), $this->options);
+
+        $this->verifyResource($threedsV2Payment);
+    }
+}
\ No newline at end of file
diff --git a/tests/Iyzipay/Tests/Request/CreateThreedsV2PaymentRequestTest.php b/tests/Iyzipay/Tests/Request/CreateThreedsV2PaymentRequestTest.php
new file mode 100644
index 00000000..13286246
--- /dev/null
+++ b/tests/Iyzipay/Tests/Request/CreateThreedsV2PaymentRequestTest.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace Iyzipay\Tests\Request;
+
+use Iyzipay\Model\Locale;
+use Iyzipay\Model\Currency;
+use Iyzipay\Request\CreateThreedsV2PaymentRequest;
+use Iyzipay\Tests\TestCase;
+
+class CreateThreedsV2PaymentRequestTest extends TestCase
+{
+    public function test_should_get_json_object()
+    {
+        $request = $this->prepareRequest();
+        $jsonObject = $request->getJsonObject();
+
+        $this->assertEquals(Locale::TR, $jsonObject["locale"]);
+        $this->assertEquals("123456789", $jsonObject["conversationId"]);
+        $this->assertEquals("1", $jsonObject["paymentId"]);
+        $this->assertEquals("1.2", $jsonObject["paidPrice"]);
+        $this->assertEquals("B123456", $jsonObject["basketId"]);
+        $this->assertEquals(Currency::EUR, $jsonObject["currency"]);
+    }
+
+    public function test_should_convert_to_pki_request_string()
+    {
+        $request = $this->prepareRequest();
+
+        $str = "[locale=tr," .
+            "conversationId=123456789," .
+            "paymentId=1," .
+            "paidPrice=1.2," .
+            "basketId=B123456," .
+            "currency=EUR]";
+
+        $this->assertEquals($str, $request->toPKIRequestString());
+    }
+
+    public function test_should_get_json_string()
+    {
+        $request = $this->prepareRequest();
+
+        $json = '
+            {
+                "locale":"tr",
+                "conversationId":"123456789",
+                "paymentId":"1",
+                "paidPrice":"1.2",
+                "basketId":"B123456",
+                "currency":"EUR"
+            }';
+
+        $this->assertJson($request->toJsonString());
+        $this->assertJsonStringEqualsJsonString($json, $request->toJsonString());
+    }
+
+    private function prepareRequest()
+    {
+        $request = new CreateThreedsV2PaymentRequest();
+        $request->setLocale(Locale::TR);
+        $request->setConversationId("123456789");
+        $request->setPaymentId("1");
+        $request->setPaidPrice("1.2");
+        $request->setBasketId("B123456");
+        $request->setCurrency(Currency::EUR);
+        return $request;
+    }
+}
\ No newline at end of file