diff --git a/README.md b/README.md
index 69cf1dd..19d3323 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,11 @@
 # CTFsetup
 
+## Introduction
+
+CTFsetup allows you to choose/start root-me CTF and onfigure your newly started machines machines :
+  * Detects and copy SSH key
+  * Change password with a generated one
+
+## Using
+
+Just edit `default_user` variable for you root-me.org username.
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