How are you deploying your pods to Kubernetes? You are about to say helm, aren't you? You ended up on this page probably because you are looking for an alternative to helm. Stop googling and start reading, here I am going to explain what works for me. A while ago I was looking for a tool with the following features:
Simplify secret management with OpenSSL and Docker, if you are looking for a secure and easy way to store and access secrets you may find the following post useful.
Kubernetes simplifies management of containerised applications and promotes automation of all the aspects of a deployment. It can do even more if combined with third parties components that's what we are going to do today, we are going to use cert-manager and letsencrypt to generate TLS certificates automatically.