diff --git a/exercises.tex b/exercises.tex
index 7c23df4..ad9ce22 100644
--- a/exercises.tex
+++ b/exercises.tex
@@ -447,9 +447,9 @@
 		\end{itemize}
 
 		\paragraph{Material:}
-			\includepdf[landscape,nup=1x2,pages=-]{spione/ab01a-android-k9apg.pdf}
-			\includepdf[landscape,nup=1x2,pages=-]{spione/ab01b-android-whiteout.pdf}
-			\includepdf[landscape,nup=1x2,pages=-]{spione/ab01c-ios-whiteout.pdf}
+			\includepdf[landscape,nup=1x2,pages=-,frame=true]{spione/ab01a-android-k9apg.pdf}
+			\includepdf[landscape,nup=1x2,pages=-,frame=true]{spione/ab01b-android-whiteout.pdf}
+			\includepdf[landscape,nup=1x2,pages=-,frame=true]{spione/ab01c-ios-whiteout.pdf}
 			
 			\includepdfmerge[nup=1x2,frame=true]{spione/ab02a-android-textsecure.pdf,
 				spione/ab02b-ios-signal.pdf}
diff --git a/kryptoprojekt-script.pdf b/kryptoprojekt-script.pdf
index 3210671..cde34b5 100644
Binary files a/kryptoprojekt-script.pdf and b/kryptoprojekt-script.pdf differ
diff --git a/spione/ab-druck.pdf b/spione/ab-druck.pdf
new file mode 100644
index 0000000..565fbd7
Binary files /dev/null and b/spione/ab-druck.pdf differ