--- a/handouts/ho01.tex	Mon Feb 22 22:11:23 2016 +0000
+++ b/handouts/ho01.tex	Wed Mar 30 15:02:21 2016 +0100
@@ -11,6 +11,7 @@
 
 %Ross anderson
 %https://youtu.be/FY2YKxBxOkg
+%http://www.scmagazineuk.com/amazon-launches-open-source-tls-implementation-s2n/article/424360/
 
 \section*{Handout 1 (Security Engineering)}