diff --git a/src/Gateway.php b/src/Gateway.php
index 309a4c4..fc73319 100644
--- a/src/Gateway.php
+++ b/src/Gateway.php
@@ -150,4 +150,23 @@ protected function transaction(array $params = null)
 
         return $this->transaction;
     }
+
+    /**
+     * Validate CVD and/or AVS prior to attempting a purchase.
+     *
+     * @param array $params
+     *
+     * @return \CraigPaul\Moneris\Response
+     */
+    public function verify(array $params = [])
+    {
+        $params = array_merge($params, [
+            'type' => 'card_verification',
+            'crypt_type' => Crypt::SSL_ENABLED_MERCHANT,
+        ]);
+
+        $transaction = $this->transaction($params);
+
+        return $this->process($transaction);
+    }
 }
\ No newline at end of file
diff --git a/src/Transaction.php b/src/Transaction.php
index e202889..01c2e40 100644
--- a/src/Transaction.php
+++ b/src/Transaction.php
@@ -165,6 +165,7 @@ public function valid()
 
         if (isset($params['type'])) {
             switch ($params['type']) {
+                case 'card_verification':
                 case 'preauth':
                 case 'purchase':
                     $errors[] = Validator::set($params, 'order_id') ? null : 'Order Id not provided.';