--- a/handouts/ho07.tex	Tue Oct 04 17:10:01 2016 +0100
+++ b/handouts/ho07.tex	Tue Oct 04 22:43:00 2016 +0100
@@ -5,6 +5,7 @@
 \begin{document}
 \fnote{\copyright{} Christian Urban, 2014, 2015}
 
+%https://www.theguardian.com/technology/2016/oct/04/yahoo-secret-email-program-nsa-fbi
 %https://nakedsecurity.sophos.com/2015/11/12/california-collects-owns-and-sells-infants-dna-samples/
 %http://randomwalker.info/teaching/fall-2012-privacy-technologies/?
 %https://josephhall.org/papers/NYU-MCC-1303-S2012_privacy_syllabus.pdf