diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b512c09
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+node_modules
\ No newline at end of file
diff --git a/praesi_revealJs/images/rtb.png b/praesi_revealJs/images/rtb.png
new file mode 100644
index 0000000..9b18ca9
Binary files /dev/null and b/praesi_revealJs/images/rtb.png differ
diff --git a/praesi_revealJs/index.html b/praesi_revealJs/index.html
index cbe3fe3..934eeed 100755
--- a/praesi_revealJs/index.html
+++ b/praesi_revealJs/index.html
@@ -125,10 +125,83 @@
 					<img class="fragment fade-down" style="height: 200px" src="images/shutuptakemymoney.gif">
 				</section>
 			</section>
-				
 
-				<section data-auto-animate>
-					<h2>Auktion eines Werbeplatzes</h2>
+      <!-- RTB -->
+      <section>
+        <section>
+          <h2>Real Time Bidding (RTB)</h2>
+        </section>
+
+        <section>
+          <h2>Vokabular</h2>
+          <ul>
+            <li>DSP: Demand Side Platform</li>
+            <li>SSP: Supply Side Platform</li>
+          </ul>
+        </section>
+
+        <section>
+          <img src="./images/rtb.png">
+        </section>
+
+        <section>
+          <h2>Wichtige Organisationen</h2>
+          <ul>
+            <li>Internet Advertising Bureau (IAB)</li>
+            <ul>
+              <li>OpenRTB</li>
+              <li>Transparency and Consent Framework (TCF)</li>
+            </ul>
+            <li>Google</li>
+            <ul>
+              <li>Authorized Buyers Framework</li>
+            </ul>
+          </ul>
+
+        </section>
+
+        <section>
+          <h2>Bid Request</h2>
+          <ul>
+            <li>Request ID</li>
+            <li>IP Adresse (im Falle von ABF nur die  ersten 3 Bytes)</li>
+            <li>Cookie IDs</li>
+            <li>User-Agent (Identifiziert den Browser und das Gerät)</li>
+            <li>Ort</li>
+            <li>Zeitzone</li>
+            <li>Systemsprache</li>
+            <li>Informationen zur Konsumentengruppe</li>
+          </ul>
+        </section>
+
+        <section>
+          <h2>IAB Inhaltstaxonomie </h2>
+          <ul>
+            <li>Herzkrankheiten</li>
+            <li>Psychische Gesundheit</li>
+            <li>Sexuelle Gesundheit</li>
+            <li>Ansteckende Krankheiten</li>
+            <li>uvm.</li>
+          </ul>
+        </section>
+
+        <section>
+          <h2>Google 'publisher verticals'</h2>
+          <ul>
+            <li>Reproductive Health</li>
+            <li>Substance Abuse</li>
+            <li>Health Condition</li>
+            <li>Politics</li>
+            <li>Ethnis & Identity Groups</li>
+            <li>uvm.</li>
+          </ul>
+        </section>
+
+        
+      </section>
+
+			<section data-auto-animate>
+				<h2>Auktion eines Werbeplatzes</h2>
 					<pre data-id="code-animation">
 							<img src="images/real-time-bidding.png">
 					</pre>
diff --git a/praesi_revealJs/package-lock.json b/praesi_revealJs/package-lock.json
index 209c4f2..88839d6 100755
--- a/praesi_revealJs/package-lock.json
+++ b/praesi_revealJs/package-lock.json
@@ -1,11 +1,12 @@
 {
   "name": "reveal.js",
-  "version": "4.1.0",
+  "version": "4.1.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "4.1.0",
+      "name": "reveal.js",
+      "version": "4.1.3",
       "license": "MIT",
       "devDependencies": {
         "@babel/core": "^7.14.3",