diff --git a/README.md b/README.md
index 6d119d86..5730cac4 100644
--- a/README.md
+++ b/README.md
@@ -79,6 +79,10 @@ mesop main.py
 
 Learn more in [Getting Started](https://google.github.io/mesop/getting-started/installing/).
 
+## Reporting a security issue
+
+If you identify a security vulnerability with Mesop, please file a [GitHub security issue](https://github.com/google/mesop/security/advisories/new) and we will promptly respond to it.
+
 ## Disclaimer
 
 _This is not an officially supported Google product._