The following signatures were invalid: EXPKEYSIG 82CC8797C838DCFD

[stgraber (Stéphane Graber)]

There’s a pinned topic on the forum about it

Zabbly repository signing key needs refreshing

When I first set up the Zabbly repositories for kernel builds, Incus and ZFS, I created a GPG key with a 2 years validity. Those 2 years are going to be up in just a few days (August 22nd). I’ve updated the key, renewing it for 5 years (new expiry is August 18th 2030) but existing systems need to be refreshed with the new key to keep getting updates. Here is how to do it safely: 1. Check the currently trusted key root@d13:~# cat /etc/apt/keyrings/zabbly.asc | gpg --import-options show-only --…