# Where those keys were obtained ## Centos keys https://www.centos.org/keys/ ## Fedora & Epel keys https://getfedora.org/en/keys/ ## Mageia http://mirrors.kernel.org/mageia/distrib/cauldron/x86_64/media/core/release/media_info/pubkey ## Copr cd keys/copr && ../../copr-gpg-download.py --isolate-files ## Red Hat https://access.redhat.com/security/team/key ## RpmFusion http://rpmfusion.org/keys ## How to verify the GPG key Run `gpg --with-fingerprint key_file` and compare the output with fingerprints on pages above.