The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B53DC80D13EDEF05

Hi ,

While I tried to install the Kubernetes cluster based on the tutorial., I get the below error and hence unable to install kubeadm, kubelet and kubectl.

Reading package lists… Done
W: GPG error: Index of /apt// kubernetes-xenial InRelease: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY B53DC80D13EDEF05

Hi @shab1976in,
Please check my recent comment.

Regards,