Implementing a secure microservices architecture requires effective secrets management to protect sensitive data such as API keys, database credentials, and encryption keys from unauthorized access and breaches. Without robust secrets management, microservices become vulnerable to security risks due to the decentralized nature of their operation. A centralized secrets management solution can help unify approach to managing secrets, reduce exposure risk, and simplify administration. Regular secret rotation is essential to minimize vulnerabilities, while Role-Based Access Control (RBAC) ensures that only authorized entities have access to sensitive secrets. Visibility into who accessed what secret and when is vital for security auditing and incident response. Implementing a secrets management solution like Doppler can streamline secrets management processes, ensure environment-specific configurations are kept up-to-date and secure, and enhance the security posture of microservices architectures.