diff --git a/content/security-disclosure-policy.md b/content/security-disclosure-policy.md
new file mode 100644
index 0000000..02d82e3
--- /dev/null
+++ b/content/security-disclosure-policy.md
@@ -0,0 +1,4 @@
+---
+title: "happyDomain Page Not Found"
+redirect_url: https://framagit.org/happyDomain/happyDomain/-/blob/master/SECURITY.md
+---
diff --git a/static/.well-known/security.txt b/static/.well-known/security.txt
new file mode 100644
index 0000000..423654a
--- /dev/null
+++ b/static/.well-known/security.txt
@@ -0,0 +1,5 @@
+Contact: mailto:security@happydomain.org
+Expires: 2027-03-01T00:00:00.000Z
+Preferred-Languages: en, fr
+Canonical: https://happydomain.org/.well-known/security.txt
+Policy: https://happydomain.org/security-disclosure-policy/