diff --git a/README.md b/README.md
index c824bec..7ee1d58 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ You can add additional attributes like any fields from the dissectors available
 python ./bin/graph.py
 ```
 
-graph.py generates a GEXF file that you can import in gephi.
+graph.py generates a GEXF file that you can import in [gephi](https://gephi.org).
 
 The output in Gephi can look like this:
 
@@ -51,3 +51,6 @@ The output in Gephi can look like this:
 
 Check the git log and the commits, these include the steps performed during the workshop especially regarding the improvement of the Python scripts.
 
+## Slides of the training session
+
+[Classifying malware using network traffic analysis.  Or how to learn Redis, git, tshark and Python in 4 hours.](https://www.foo.be/cours/dess-20162017/pub/Redis-Introduction.pdf)