Create README.md

challenges/forensics/Missing Key/README.md

@@ -0,0 +1,20 @@
+# Missing Key
+An old document sealed away has been uncovered, find the key and solve the mystery. 
+
+## Summary
+- **Author:** Lim Li Xuan
+- **Discord Username:** lx9790
+- **Category:** Forensics
+- **Difficulty:** Medium
+
+## Hints
+`Open the file using basic text editor such as notepad or other similar program.` (50 points)
+
+## Files
+- `challenge.pdf`
+
+## Services
+None
+
+## Flags
+- `HEX{s3cret-b3h!nD}` (static)