I wanted to normally do my hourly
apt update && apt upgradebut the key was wrong, so I've googled it and tryied to get a new key with wget, but it still doesnt work.
root@3436 ~ $ wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg --2021-03-17 12:58:28-- https://packages.sury.org/php/apt.gpg Resolving packages.sury.org (packages.sury.org)... 2606:4700:3030::ac43:b696, 2606:4700:3037::6815:1294, 22.214.171.124, ... Connecting to packages.sury.org (packages.sury.org)|2606:4700:3030::ac43:b696|:443... connected. HTTP request sent, awaiting response... 200 OK Length: 1769 (1.7K) [application/octet-stream] Saving to: '/etc/apt/trusted.gpg.d/php.gpg' /etc/apt/trusted.gpg.d/php.gpg 100%[======================================================================================================================>] 1.73K --.-KB/s in 0s 2021-03-17 12:58:28 (19.0 MB/s) - '/etc/apt/trusted.gpg.d/php.gpg' saved [1769/1769] root@3436 ~ $ apt update && apt upgrade Hit:1 http://security.debian.org/debian-security buster/updates InRelease Hit:2 http://deb.debian.org/debian buster InRelease Hit:3 http://deb.debian.org/debian buster-updates InRelease Hit:4 http://ftp.debian.org/debian buster-backports InRelease Hit:5 http://nginx.org/packages/mainline/debian buster InRelease Hit:6 https://packages.sury.org/php buster InRelease Hit:7 http://mirrors.ukfast.co.uk/sites/mariadb/repo/10.5/debian buster InRelease Hit:8 https://adoptopenjdk.jfrog.io/adoptopenjdk/deb buster InRelease Err:6 https://packages.sury.org/php buster InRelease The following signatures were invalid: EXPKEYSIG B188E2B695BD4743 DEB.SURY.ORG Automatic Signing Key <email@example.com> Reading package lists... Done Building dependency tree Reading state information... Done All packages are up to date. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://packages.sury.org/php buster InRelease: The following signatures were invalid: EXPKEYSIG B188E2B695BD4743 DEB.SURY.ORG Automatic Signing Key <firstname.lastname@example.org> W: Failed to fetch https://packages.sury.org/php/dists/buster/InRelease The following signatures were invalid: EXPKEYSIG B188E2B695BD4743 DEB.SURY.ORG Automatic Signing Key <email@example.com> W: Some index files failed to download. They have been ignored, or old ones used instead. Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.