diff --git a/rtfd/public/ssh/index.rst b/rtfd/public/ssh/index.rst
index 814fc95..c91e3cc 100644
--- a/rtfd/public/ssh/index.rst
+++ b/rtfd/public/ssh/index.rst
@@ -23,6 +23,13 @@ Create key
 
 .. todo:: other arguments
 
+Public key
+----------
+
+.. code-block:: shell
+
+ ssh-keygen -y -f private_key
+
 Tunnel
 ------