docker-secret
manage sensitive data in Docker Swarm
TLDR
Create secret from file
$ docker secret create [name] [file]
Create secret from stdin$ echo "[secret_value]" | docker secret create [name] -
List secrets$ docker secret ls
Inspect a secret$ docker secret inspect [name]
Remove a secret$ docker secret rm [name]
SYNOPSIS
docker secret command [options]
DESCRIPTION
docker secret manages Swarm secrets, which are sensitive data like passwords, certificates, or API keys. Secrets are encrypted and only available to services that need them. The secret content itself is never exposed in inspect output, only metadata. Secrets are mounted into service containers as files in /run/secrets.
SUBCOMMANDS
create
Create a secret from file or STDIN.ls
List secrets.inspect
Display detailed information.rm
Remove secrets.
INSTALL
sudo apt install docker-cli
sudo dnf install docker-cli
sudo pacman -S docker
sudo apk add docker-cli
sudo zypper install docker
brew install docker
nix profile install nixpkgs#docker
CAVEATS
Only available in Swarm mode. Secrets cannot be updated; create a new version and rotate services.
SEE ALSO
docker-swarm(1), docker-service(1)