diff --git a/README.md b/README.md
index 7d03ece..1f4c9be 100644
--- a/README.md
+++ b/README.md
@@ -129,6 +129,7 @@ Official Security Considerations from the [Official MCP Specification Rev: 2025-
 
 ## 🧑‍🚀 Tools and code
 
+- [Signet](https://github.com/Prismer-AI/signet) - Ed25519-signed action receipts and append-only hash-chained local audit logs for AI agent and MCP tool calls. Includes a CLI, TypeScript MCP middleware, and Python bindings. No MCP server changes required.
 - [MCP Audit Extension - Audit and log all GitHub Copilot MCP tool calls in VSCode with ease](https://github.com/Agentity-com/mcp-audit-extension)
 - [Secure MCP - Security auditing tool to detect MCP vulnerabilities and misconfigurations by makalin](https://github.com/makalin/SecureMCP)
 - [mcp-context-protector - Security wrapper for MCP servers by trailofbits](https://github.com/trailofbits/mcp-context-protector)