Use Free fontawesome icons

Defensio/03_Praesentation_Florian_Edlmayer.md

@@ -15,7 +15,7 @@
   \fill[orange] (0,0) rectangle (3.4,-0.85);
 \end{scope}
 \node[text=white, font=\small\bfseries, align=center] at (1.7,-0.425)
-  {\faShieldAlt\ \ Datensicherheit};
+  {\faLock\ \ Datensicherheit};
 \node[font=\small, align=center, text width=3.0cm] at (1.7,-1.95)
   {DSGVO-konform \& verschlüsselt};
 
@@ -115,7 +115,7 @@
     \node[stepnode, draw=orange,         below=of n2] (n4) {};
 
     % Icons – obere Reihe
-    \node[iconnode] at (n1.north) [yshift=-0.7cm] {\color{gray}\small\faFileAlt};
+    \node[iconnode] at (n1.north) [yshift=-0.7cm] {\color{gray}\small\faFile};
     \node[iconnode] at (n2.north) [yshift=-0.7cm] {\color{green!60!black}\small\faFilter};
 
     % Icons – untere Reihe