Download latest version:
curl -LO https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl
chmod +x ./kubectl
sudo mv ./kubectl /usr/local/bin/kubectl
kubectl version --client
echo 'source <(kubectl completion bash)' >>~/.bashrc
kubectl get secret somesecret -o yaml
and then decode the value of data:
echo 'secret' | base64 --decode