--- /Base64.java	2023-07-05 03:11:54.310027983 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Base64.java	2023-07-05 03:11:54.314027983 +0200
@@ -168,7 +168,7 @@
      */
     private static boolean isBase64(byte octect) {
         if (octect == PAD) {
-            return true;
+return false;
         } else if (octect < 0 || base64Alphabet[octect] == -1) {
             return false;
         } else {
