Invalid signature for Kali Linux repositories : “The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository”

I just tried to update one my Kali Virtual Machine and received the following error: root@kali:~# root@kali:~# apt-get update Get:1 http://kali.mirror.garr.it/mirrors/kali kali-rolling InRelease [30.5 kB] Err:1 http://kali.mirror.garr.it/mirrors/kali kali-rolling InRelease The …