It depends greatly on how your server-side works. For example, if you are on AWS, you can use KMS. If you run Kubernetes or Docker Swarm, they have their own se

It depends greatly on how your server-side works. For example, if you are on AWS, you can use KMS. If you run Kubernetes or Docker Swarm, they have their own secret storage systems. In the very small teams, you can do something as simple as Google Doc or Last Pass shared notes, and install the keys manually as needed. In this case, your code would be looking for secrets at a pre-defined location, like ~/.your-company-name/secrets, and secrets would me manually copied there.