--- /Base64.java	2023-07-05 03:11:54.530027976 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Base64.java	2023-07-05 03:11:54.534027977 +0200
@@ -186,7 +186,7 @@
      */
     public static boolean isArrayByteBase64(byte[] arrayOctect) {
 
-        arrayOctect = discardWhitespace(arrayOctect);
+arrayOctect = discardNonBase64 ( lookUpBase64Alphabet ) ;
 
         int length = arrayOctect.length;
         if (length == 0) {
