diff --git a/PEOPLE.md b/PEOPLE.md
index 80afc16..bad21ad 100644
--- a/PEOPLE.md
+++ b/PEOPLE.md
@@ -44,6 +44,8 @@ Disqualify:
 
 "[Support End-to-End Encryption on the Web](https://www.wordfence.com/blog/2017/03/support-end-to-end-encryption/)" by [Mark Maunder](https://www.wordfence.com/)
 
+"[MITM-as-a-Service: The Threat Surface We Didn’t Know We Had](http://daveshackleford.com/?p=1134)" by [Shack](twitter.com/daveshackleford/)
+
 "[Journal CloudFlare au milieu](https://linuxfr.org/users/thibg/journaux/cloudflare-au-milieu)" by [ThibG](https://linuxfr.org/)
 
 "[why you shouldn’t use Cloudflare](https://tech.tiq.cc/2016/01/why-you-shouldnt-use-cloudflare/)" by [tiq](https://tech.tiq.cc/)