diff --git a/readme.md b/readme.md
index 7fcc018e2..0ed85f49d 100644
--- a/readme.md
+++ b/readme.md
@@ -3,6 +3,7 @@
 
 ![Build status](https://github.com/google/flatbuffers/actions/workflows/build.yml/badge.svg?branch=master)
 [![Fuzzing Status](https://oss-fuzz-build-logs.storage.googleapis.com/badges/flatbuffers.svg)](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:flatbuffers)
+[![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/google/flatbuffers/badge)](https://api.securityscorecards.dev/projects/github.com/google/flatbuffers)
 [![Join the chat at https://gitter.im/google/flatbuffers](https://badges.gitter.im/google/flatbuffers.svg)](https://gitter.im/google/flatbuffers?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
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