diff --git a/docs/preso/01-D4/meta.tex b/docs/preso/01-D4/meta.tex
new file mode 100644
index 0000000..2c23946
--- /dev/null
+++ b/docs/preso/01-D4/meta.tex
@@ -0,0 +1,10 @@
+\begin{lstlisting}
+{
+  "type": "ja3-jl",
+  "encoding": "utf-8",
+  "tags": [
+    "tlp:white"
+  ],
+  "misp:org": "5b642239-4db4-4580-adf4-4ebd950d210f"
+}
+\end{lstlisting}