diff --git a/Home.md b/Home.md
index 67fb7be..a917486 100644
--- a/Home.md
+++ b/Home.md
@@ -8,11 +8,12 @@
   * [Worker](http://recodex.github.io/worker/)
   * [Broker](http://recodex.github.io/broker/)
   * [Monitor](http://recodex.github.io/monitor/)
-* Data formats
+* Data formats and protocols
   * [[Markdown]] (useful for exercise authors)
   * [[Job Configuration]] (internal for worker)
   * [[Exercise Configuration]] (internal for API)
   * [[Score Calculators]] (internal for API)
+  * [[External Authenticators]] (authentication protocol)
 
 ## Separate pages
 * [[FAQ]]