diff --git a/Changelog.txt b/Changelog.txt
index d3ad079..c044f9d 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -1,3 +1,6 @@
+* 2016-07-01
+	- Added paper ``Leveraging Internet Services to Evade Censorship'' (thanks, David!)
+
 * 2016-06-02
 	- Added paper ``Games Without Frontiers: Investigating Video Games as a Covert Channel''
 
diff --git a/header.tpl b/header.tpl
index 365aa13..a17c1f0 100644
--- a/header.tpl
+++ b/header.tpl
@@ -83,7 +83,7 @@
       (<a href="author_reverse.html">reverse</a>) <a href="author.html">author</a> <br />
       Feedback: <a href="mailto:phw@nymity.ch">phw@nymity.ch</a> (<a
       href="https://nymity.ch/openpgp_public_key.txt">OpenPGP</a>) <br />
-      Last updated: <a href="Changelog.txt">2016-06-02</a> <br />
+      Last updated: <a href="Changelog.txt">2016-07-01</a> <br />
     </div>
   </div>
 </div>
diff --git a/references.bib b/references.bib
index 4a5afe6..1526c37 100644
--- a/references.bib
+++ b/references.bib
@@ -1,3 +1,12 @@
+@inproceedings{Zarras2016a,
+	author = {Apostolis Zarras},
+	title = {Leveraging {Internet} Services to Evade Censorship},
+	booktitle = {Information Security Conference},
+	publisher = {Springer},
+	year = {2016},
+	url = {https://www.sec.in.tum.de/assets/Uploads/camouflage.pdf},
+}
+
 @inproceedings{Hahn2016a,
 	author = {Bridger Hahn and Rishab Nithyanand and Phillipa Gill and Rob Johnson},
 	title = {Games Without Frontiers: Investigating Video Games as a Covert Channel},