diff --git a/USERS.md b/USERS.md
index 5119162..b858fc4 100644
--- a/USERS.md
+++ b/USERS.md
@@ -43,3 +43,4 @@ TEMPLATE:
 - https://abhinav031.github.io - **Abhinav Sriram** (Digital Artist, Hobbyist)
 - https://schnerring.net/ - **Michael Schnerring** (Software Engineer)
 - https://codigonovato.netlify.app **Javier Rangel** (Dev and notes)
+- https://0days.io **Frederik Bøgeskov Krogsgaard** (Cyber & Information Security)