diff --git a/.github/SECURITY.md b/.github/SECURITY.md
new file mode 100644
index 00000000000..3ef54ebb898
--- /dev/null
+++ b/.github/SECURITY.md
@@ -0,0 +1,5 @@
+# Security Policy
+
+To report a security issue, please use the GitHub Security Advisory ["Report a Vulnerability"](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/security/advisories/new) tab.
+
+Report security bugs in third-party libraries to the person or team maintaining that library.