diff --git a/Defensio/02_Praesentation_Konstantin_Hintermayer.md b/Defensio/02_Praesentation_Konstantin_Hintermayer.md
index ef57ad6..7c3cce5 100644
--- a/Defensio/02_Praesentation_Konstantin_Hintermayer.md
+++ b/Defensio/02_Praesentation_Konstantin_Hintermayer.md
@@ -58,16 +58,42 @@
 ::::
 :::
 
+\vfill
 
-## CI/CD
+\begin{center}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/debian.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/docker.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/gitea.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/wireguard.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/github.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/nginx.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/postgres.pdf} \hspace{1em}
+    \includegraphics[width=2.5em]{./Images/images/konstantin/logos/oqtane.pdf}
+\end{center}
 
-CI: 
+\vfill
+<!-- ![](./Images/konstantin/tech_stack_logos.png){ width=100% } -->
+
+---
+
+**Produktions-Infrastruktur:**
+
+```mermaid
+sequenceDiagram
+    participant browser as Client
+    participant nginx as NginX
+    participant oqtane as Oqtane
+    participant db as PostgreSQL
+
+    browser->>+nginx: HTTPS => 0.0.0.0:443
+    nginx->>nginx: SSL Terminierung
+    nginx->>+oqtane: HTTP => 127.0.0.1:5000
+    oqtane->>+db: SQL => 127.0.0.1:5432
+    db-->>-oqtane: SQL
+    oqtane-->>-nginx: HTTP
+    nginx-->>-browser: HTTPS
+```
 
-- Gitea Actions
-- Debian Packages (.deb)
-- Code-Reviewing:
-  - KI
-  - Git-Flow
 
 ## Softwarearchitektur
 
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