docker swarm has TLS overlay network support built in. So it is secure by construction. Docker Secrets is built-in (https://docs.docker.com/engine/swarm/secret

docker swarm has TLS overlay network support built in. So it is secure by construction. Docker Secrets is built-in (https://docs.docker.com/engine/swarm/secrets/ https://docs.docker.com/engine/swarm/secrets/) and is pretty cool. Not sure what else are you looking at