From 2d53d984373532d329398c05f5111b0650008545 Mon Sep 17 00:00:00 2001
From: Sebastian Hugentobler <sebastian@vanwa.ch>
Date: Sat, 19 Mar 2022 16:58:22 +0100
Subject: [PATCH] =?UTF-8?q?keys=20that=20are=20not=200=20or=20r=20need=20t?=
 =?UTF-8?q?o=20be=20permutated=20during=20encryption=20=F0=9F=A4=A6?=
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---
 src/main/java/ch/fhnw/kry/SPN.java     | 2 +-
 src/test/java/ch/fhnw/kry/SPNTest.java | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/ch/fhnw/kry/SPN.java b/src/main/java/ch/fhnw/kry/SPN.java
index 3b9ef91..a0f83b3 100644
--- a/src/main/java/ch/fhnw/kry/SPN.java
+++ b/src/main/java/ch/fhnw/kry/SPN.java
@@ -88,7 +88,7 @@ public class SPN {
         for (int i = 3; i > 0; i--) {
             x = substitution(x, SBOX_REVERSE);
             x = permutation(x);
-            x ^= k(key, i);
+            x ^= permutation(k(key, i));
         }
 
         x = substitution(x, SBOX_REVERSE);
diff --git a/src/test/java/ch/fhnw/kry/SPNTest.java b/src/test/java/ch/fhnw/kry/SPNTest.java
index 782408b..4c18b3f 100644
--- a/src/test/java/ch/fhnw/kry/SPNTest.java
+++ b/src/test/java/ch/fhnw/kry/SPNTest.java
@@ -63,7 +63,7 @@ class SPNTest {
     }
 
     @Test
-    void sp() {
+    void blockEncryptionDecryption() {
         var spn = new SPN();
 
         int x = 0x128F ;