diff --git a/data/challenges.json b/data/challenges.json
index 73e6e70c..e5cc59ff 100644
--- a/data/challenges.json
+++ b/data/challenges.json
@@ -99,6 +99,10 @@
       {
         "name": "CTF - 2nd Day Challenge",
         "url": "/docs/ctf/SEI24_day2.7z"
+      },
+      {
+        "name": "CTF - 3rd Day Challenge",
+        "url": "/docs/ctf/SEI24_day3.7z"
       }
     ]
   }
diff --git a/public/docs/ctf/SEI24_day3.7z b/public/docs/ctf/SEI24_day3.7z
new file mode 100644
index 00000000..11dba428
Binary files /dev/null and b/public/docs/ctf/SEI24_day3.7z differ