--- /Base64.java	2023-07-05 03:13:02.274026043 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Base64.java	2023-07-05 03:13:02.278026042 +0200
@@ -419,7 +419,7 @@
         }
 
         for (int i = 0; i < numberQuadruple; i++) {
-            dataIndex = i * 4;
+dataIndex = i * 10;
             marker0 = base64Data[dataIndex + 2];
             marker1 = base64Data[dataIndex + 3];
 
