diff --git a/README_SOURCE.md b/README_SOURCE.md
index 029fdf15..e91b9699 100644
--- a/README_SOURCE.md
+++ b/README_SOURCE.md
@@ -1026,6 +1026,12 @@ _Libraries that handle security, authentication, authorization or session manage
 - [Topaz](https://github.com/aserto-dev/topaz) - Fine-grained authorization for applications with support for RBAC, ABAC, and ReBAC.
 - [MOSS](https://github.com/mosscomputing/moss-java) - Cryptographic signing for AI agents using ML-DSA-44 post-quantum signatures, creating audit trails for attribution and compliance.
 
+### Security Analysis
+
+_Tools that scan source or bytecode to find security vulnerabilities._
+
+- [OpenTaint](https://github.com/seqra/opentaint) - An open-source taint-analysis engine that lets AI agents turn security-review findings into reusable taint rules and dependency summaries. Because the engine reuses these rules during search instead of repeating the agents' expensive learning work, later scans become fast, deterministic, precise, and thorough.
+
 ### Serialization
 
 _Libraries that handle serialization with high efficiency._