btw: here is the keyring (actually not keyring, but gpg-signature, mixed that up, sorry) error
when i try to install audacious and firefox :
:: Retrieving packages...
(1/8) firefox-adblock-plus-3.16.1-1-any
checking keys in keyring
checking package integrity
error: libcue: signature from "Jelle van der Waa " is invalid
:: File /var/cache/pacman/pkg/libcue-2.2.1-3-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
error: libmms: signature from "Balló György " is invalid
:: File /var/cache/pacman/pkg/libmms-0.6.4-4-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
error: libsidplayfp: signature from "Antonio Rojas " is invalid
:: File /var/cache/pacman/pkg/libsidplayfp-2.4.2-1-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
error: libcddb: signature from "Evangelos Foutras " is invalid
:: File /var/cache/pacman/pkg/libcddb-1.3.2-7-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
error: audacious: signature from "Evangelos Foutras " is invalid
:: File /var/cache/pacman/pkg/audacious-4.2-3-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
error: failed to commit transaction (invalid or corrupted package (PGP signature))
Errors occurred, no packages were upgraded.
Befehl endete mit FEHLERN !