How can I use Docker with environment variables securely?

How can I use Docker with environment variables securely?

You can use Docker secrets or environment variable files to manage sensitive data securely. Would you like to know more about these methods?

Yes, what are Docker secrets?

Docker secrets are a way to manage sensitive data, such as passwords or API keys, in a secure manner. They are encrypted and only accessible to services that need them.

How do I create a Docker secret?

You can create a Docker secret using the command docker secret create <secret_name> <file>. This will store the contents of the file as a secret.

Can I use environment variable files instead?

Absolutely! You can use a .env file to define your environment variables and then reference it in your Docker Compose file.