diff --git a/src/Crypt/PayFlexCPV4Crypt.php b/src/Crypt/PayFlexCPV4Crypt.php
index e1572770..b1d4f40b 100644
--- a/src/Crypt/PayFlexCPV4Crypt.php
+++ b/src/Crypt/PayFlexCPV4Crypt.php
@@ -37,7 +37,7 @@ public function create3DHash(AbstractPosAccount $posAccount, array $requestData)
      */
     public function check3DHash(AbstractPosAccount $posAccount, array $data): bool
     {
-         return true;
+        throw new NotImplementedException();
     }
 
     /**
diff --git a/src/DataMapper/ResponseDataMapper/PayFlexV4PosResponseDataMapper.php b/src/DataMapper/ResponseDataMapper/PayFlexV4PosResponseDataMapper.php
index 5a3503ca..bd72e345 100644
--- a/src/DataMapper/ResponseDataMapper/PayFlexV4PosResponseDataMapper.php
+++ b/src/DataMapper/ResponseDataMapper/PayFlexV4PosResponseDataMapper.php
@@ -91,7 +91,7 @@ public function map3DPaymentData(array $raw3DAuthResponseData, ?array $rawPaymen
      */
     public function map3DPayResponseData(array $raw3DAuthResponseData, string $txType, array $order): array
     {
-        return $this->map3DPaymentData($raw3DAuthResponseData, $raw3DAuthResponseData, $txType, $order);
+        throw new NotImplementedException();
     }
 
     /**
@@ -99,7 +99,7 @@ public function map3DPayResponseData(array $raw3DAuthResponseData, string $txTyp
      */
     public function map3DHostResponseData(array $raw3DAuthResponseData, string $txType, array $order): array
     {
-        return $this->map3DPayResponseData($raw3DAuthResponseData, $txType, $order);
+        throw new NotImplementedException();
     }
 
     /**
diff --git a/tests/Unit/Crypt/PayFlexCP4CryptTest.php b/tests/Unit/Crypt/PayFlexCP4CryptTest.php
index 4c5ed83c..2aa9f976 100644
--- a/tests/Unit/Crypt/PayFlexCP4CryptTest.php
+++ b/tests/Unit/Crypt/PayFlexCP4CryptTest.php
@@ -7,6 +7,7 @@
 
 use Mews\Pos\Crypt\PayFlexCPV4Crypt;
 use Mews\Pos\Entity\Account\PayFlexAccount;
+use Mews\Pos\Exceptions\NotImplementedException;
 use Mews\Pos\Factory\AccountFactory;
 use Mews\Pos\PosInterface;
 use PHPUnit\Framework\TestCase;
@@ -14,6 +15,7 @@
 
 /**
  * @covers \Mews\Pos\Crypt\PayFlexCPV4Crypt
+ * @covers \Mews\Pos\Crypt\AbstractCrypt
  */
 class PayFlexCP4CryptTest extends TestCase
 {
@@ -47,7 +49,20 @@ public function testCreate3DHash(array $requestData, string $expected): void
         $this->assertSame($expected, $actual);
     }
 
-    public function hashCreateDataProvider(): array
+    public function testCreateHash(): void
+    {
+        $this->expectException(NotImplementedException::class);
+        $this->crypt->createHash($this->account, []);
+    }
+
+    public function testCheck3DHash(): void
+    {
+        $this->expectException(NotImplementedException::class);
+
+        $this->crypt->check3DHash($this->account, []);
+    }
+
+    public static function hashCreateDataProvider(): array
     {
         return [
             [
@@ -62,7 +77,7 @@ public function hashCreateDataProvider(): array
         ];
     }
 
-    public function threeDHashCreateDataProvider(): array
+    public static function threeDHashCreateDataProvider(): array
     {
         return [
             [
diff --git a/tests/Unit/DataMapper/RequestDataMapper/PayFlexV4PosRequestDataMapperTest.php b/tests/Unit/DataMapper/RequestDataMapper/PayFlexV4PosRequestDataMapperTest.php
index a24f0afa..05053f6a 100644
--- a/tests/Unit/DataMapper/RequestDataMapper/PayFlexV4PosRequestDataMapperTest.php
+++ b/tests/Unit/DataMapper/RequestDataMapper/PayFlexV4PosRequestDataMapperTest.php
@@ -248,6 +248,18 @@ public function testCreate3DFormData(): void
         $this->assertEquals($expectedValue, $actualData);
     }
 
+    public function testCreateOrderHistoryRequestData(): void
+    {
+        $this->expectException(\Mews\Pos\Exceptions\NotImplementedException::class);
+        $this->requestDataMapper->createOrderHistoryRequestData($this->account, []);
+    }
+
+    public function testCreateHistoryRequestData(): void
+    {
+        $this->expectException(\Mews\Pos\Exceptions\NotImplementedException::class);
+        $this->requestDataMapper->createHistoryRequestData($this->account, []);
+    }
+
     /**
      * @return array
      */