> wget https://github.com/percona/percona-repositories/raw/main/deb/percona-keyring.gpg > apt-key --keyring /etc/apt/trusted.gpg list Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)). /etc/apt/trusted.gpg -------------------- pub rsa4096 2016-06-30 [SC] 4D1B B29D 63D9 8E42 2B21 13B1 9334 A25F 8507 EFA5 uid [ unbekannt] Percona Development Team (Packaging key) sub rsa4096 2016-06-30 [E] > apt-key --keyring /etc/apt/trusted.gpg export 8507EFA5 | gpg --dearmor -o /etc/apt/trusted.gpg.d/percona.gpg Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)). > apt update