Doppler is a cloud-based secrets management platform serving engineering and DevOps teams. It securely manages digital authentication credentials including passwords, API keys, certificates, tokens, and encryption keys across environments and tools. The platform includes Secrets Manager for vaulting and access controls, Radar for continuous GitHub repository scanning to detect accidentally committed secrets, and a command-line interface. Doppler integrates with AWS, Azure, GCP, and CI/CD tools. The service offers user-based pricing, SOC 2 and ISO compliance, and supports webhook automation.