Here are some links to external sources:
- Apply rolling updates to a service, at https://dockr.ly/2HfGjlD
- Managing sensitive data with Docker secrets, at https://dockr.ly/2vUNbuH
- Introducing Docker secrets management, at https://dockr.ly/2k7zwzE
- From env variables to Docker secrets, at https://bit.ly/2GY3UUB