--- approvers: - mikedanese - luxas - jbeda title: kubeadm token --- {% capture overview %} Bootstrap tokens are used for establishing bidirectional trust between a node joining the cluster and a master node, as described in [authenticating with bootstrap tokens](/docs/admin/bootstrap-tokens/). `kubeadm init` creates an initial token with a 24-hour TTL. The following commands allow you to manage such a token and also to create and manage new ones. {% endcapture %} {% capture body %} ## kubeadm token create {#cmd-token-create} {% include_relative generated/kubeadm_token_create.md %} ## kubeadm token delete {#cmd-token-delete} {% include_relative generated/kubeadm_token_delete.md %} ## kubeadm token generate {#cmd-token-generate} {% include_relative generated/kubeadm_token_generate.md %} ## kubeadm token list {#cmd-token-list} {% include_relative generated/kubeadm_token_list.md %} {% endcapture %} {% capture whatsnext %} * [kubeadm join](kubeadm-join.md) to bootstrap a Kubernetes worker node and join it to the cluster {% endcapture %} {% include templates/concept.md %}