diff --git a/docs/PROTOCOL.md b/docs/PROTOCOL.md
index e847709..1c57b35 100644
--- a/docs/PROTOCOL.md
+++ b/docs/PROTOCOL.md
@@ -7,5 +7,6 @@ The protocol implemented is quite simple on purpose to optimize the number of by
 3. The `client` will always send a pre-shared-key, the protocol version, the type of request (also known in the protocol as `route`) and the encoded data needed by the route.
 4. The `server` will close the connection without replying if the size of the packet exeeds the max size defined in the server settings.
 5. The `server` will always reply with a status code, and the encoded data linked to its status.
+6. The `server` uses the pre-shared-key sent by the client to determine who can and cannot upload new data to the server.
 
 For more information please check the `service.proto` file available in both client and server repository.
diff --git a/docs/README.md b/docs/README.md
new file mode 100644
index 0000000..b7ba0f9
--- /dev/null
+++ b/docs/README.md
@@ -0,0 +1,5 @@
+# Documentation
+
+- [Protocol](https://github.com/rizinorg/rz-silhouette/blob/main/docs/PROTOCOL.md)
+- [Hints](https://github.com/rizinorg/rz-silhouette/blob/main/docs/HINTS.md)
+- [Signatures](https://github.com/rizinorg/rz-silhouette/blob/main/docs/SIGNATURES.md)