mcp-server

The project demonstrates a high level of security awareness, especially for financial operations. Payment creation is strictly enforced to 'test mode' in production via API key and test card validation. Environment variables are used for all secrets. The OAuth 2.1 implementation plan outlines robust security measures including Auth0 integration, HTTPS, token validation, secure credential management (AWS Secrets Manager), network segmentation (ALB, private subnets, security groups), and input sanitization (in examples). A minor concern is the use of `spawnSync` for Python version checks in the Node.js wrapper, which executes dynamic code, but its scope is limited and low risk.