diff --git a/modules/aduptechBidAdapter.js b/modules/aduptechBidAdapter.js
index d83f2a814ed..c7138e43cfe 100644
--- a/modules/aduptechBidAdapter.js
+++ b/modules/aduptechBidAdapter.js
@@ -1,4 +1,4 @@
-import {getAdUnitSizes, isArray, isBoolean, isEmpty, isFn, isPlainObject} from '../src/utils.js';
+import {deepClone, getAdUnitSizes, isArray, isBoolean, isEmpty, isFn, isPlainObject} from '../src/utils.js';
 import {registerBidder} from '../src/adapters/bidderFactory.js';
 import {BANNER, NATIVE} from '../src/mediaTypes.js';
 import { convertOrtbRequestToProprietaryNative } from '../src/native.js';
@@ -21,14 +21,14 @@ export const internal = {
    * @returns {null|Object.<string, string|boolean>}
    */
   extractGdpr: (bidderRequest) => {
-    if (bidderRequest && bidderRequest.gdprConsent) {
-      return {
-        consentString: bidderRequest.gdprConsent.consentString,
-        consentRequired: (isBoolean(bidderRequest.gdprConsent.gdprApplies)) ? bidderRequest.gdprConsent.gdprApplies : true
-      };
+    if (!bidderRequest?.gdprConsent) {
+      return null;
     }
 
-    return null;
+    return {
+      consentString: bidderRequest.gdprConsent.consentString,
+      consentRequired: (isBoolean(bidderRequest.gdprConsent.gdprApplies)) ? bidderRequest.gdprConsent.gdprApplies : true
+    };
   },
 
   /**
@@ -60,30 +60,34 @@ export const internal = {
    * @returns {null|Object.<string, *>}
    */
   extractBannerConfig: (bidRequest) => {
-    const sizes = getAdUnitSizes(bidRequest);
-    if (isArray(sizes) && !isEmpty(sizes)) {
-      const banner = { sizes: sizes };
+    const adUnitSizes = getAdUnitSizes(bidRequest);
+    if (!isArray(adUnitSizes) || isEmpty(adUnitSizes)) {
+      return null;
+    }
 
-      // try to add floor for each banner size
-      banner.sizes.forEach(size => {
-        const floor = internal.getFloor(bidRequest, { mediaType: BANNER, size });
-        if (floor) {
-          size.push(floor.floor);
-          size.push(floor.currency);
-        }
-      });
+    const banner = { sizes: [] };
 
-      // try to add default floor for banner
-      const floor = internal.getFloor(bidRequest, { mediaType: BANNER, size: '*' });
+    adUnitSizes.forEach(adUnitSize => {
+      const size = deepClone(adUnitSize);
+
+      // try to add floor for each banner size
+      const floor = internal.getFloor(bidRequest, { mediaType: BANNER, size: adUnitSize });
       if (floor) {
-        banner.floorPrice = floor.floor;
-        banner.floorCurrency = floor.currency;
+        size.push(floor.floor);
+        size.push(floor.currency);
       }
 
-      return banner;
+      banner.sizes.push(size);
+    });
+
+    // try to add default floor for banner
+    const floor = internal.getFloor(bidRequest, { mediaType: BANNER, size: '*' });
+    if (floor) {
+      banner.floorPrice = floor.floor;
+      banner.floorCurrency = floor.currency;
     }
 
-    return null;
+    return banner;
   },
 
   /**
@@ -93,20 +97,20 @@ export const internal = {
    * @returns {null|Object.<string, *>}
    */
   extractNativeConfig: (bidRequest) => {
-    if (bidRequest?.mediaTypes?.native) {
-      const native = bidRequest.mediaTypes.native;
+    if (!bidRequest?.mediaTypes?.native) {
+      return null;
+    }
 
-      // try to add default floor for native
-      const floor = internal.getFloor(bidRequest, { mediaType: NATIVE, size: '*' });
-      if (floor) {
-        native.floorPrice = floor.floor;
-        native.floorCurrency = floor.currency;
-      }
+    const native = deepClone(bidRequest.mediaTypes.native);
 
-      return native;
+    // try to add default floor for native
+    const floor = internal.getFloor(bidRequest, { mediaType: NATIVE, size: '*' });
+    if (floor) {
+      native.floorPrice = floor.floor;
+      native.floorCurrency = floor.currency;
     }
 
-    return null;
+    return native;
   },
 
   /**
@@ -116,11 +120,11 @@ export const internal = {
    * @returns {null|Object.<string, *>}
    */
   extractParams: (bidRequest) => {
-    if (bidRequest && bidRequest.params) {
-      return bidRequest.params
+    if (!bidRequest?.params) {
+      return null;
     }
 
-    return null;
+    return deepClone(bidRequest.params);
   },
 
   /**