diff --git a/AUTHORS.md b/AUTHORS.md
index 69e1723..adf820e 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -17,3 +17,15 @@
 * Stéphane Baron (bugfix)
 * Butterfly of Fire (arabic translation)
 * Frju365 (german translation)
+
+## Vulnerabilities / bug hunters
+
+Lufi participated to a [Hackpéro](https://hackpero.com/) (sort of a bug bounty hackathon), thanks to [Bounty factory](https://hackpero.com/).
+
+Many thanks to those who found bugs and vulnerabilities:
+
+* joker2a
+* March
+* Nicknam3
+* SaxX
+* tfairane