Learn Docker - Fundamentals of Docker 18.x

Secrets

In our daily life, we have loads of secrets. Secrets are information that is not meant to be publicly known, such as the username and password combination you use to access your online bank account, or the code to your cell phone or your locker at the gym.

When writing software, we often need to use secrets, too. For example, we need some certificate to authenticate our application service with some external service we want to access, or we need a token to authenticate and authorize our service when accessing some other API. In the past, developers, for convenience, have just hardcoded those values or put them in clear text in some external configuration files. There, this very sensitive information has been accessible to a broad ...