X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=slides%2Ftransposition-encipher.html;h=2fea8e3b422da9b0e30d882fbd10c8c354882660;hb=00bd8aa9109f421a9fda6bdc5cb4c1fb33bc79c6;hp=0c09a4be9a6c7d88af0c348753b116375430c11f;hpb=d1bdce3c3fa3db803c0cf4574c8dff22f42b58d8;p=cipher-training.git

diff --git a/slides/transposition-encipher.html b/slides/transposition-encipher.html
index 0c09a4b..2fea8e3 100644
--- a/slides/transposition-encipher.html
+++ b/slides/transposition-encipher.html
@@ -223,6 +223,20 @@ Put it all together
 
 ---
 
+# Back to the scytale
+
+Key is number of rows.
+
+No transposition of columns.
+
+* What does a null transposition look like?
+
+How to fill and empty?
+
+(Transposing the grid is easier)
+
+---
+
 # Masking the fill characters
 
 Padding characters can be distinctive.