https://repo.almalinux.org/almalinux/
https://git.alpinelinux.org/aports/tree/main/alpine-keys
- AL2: https://cdn.amazonlinux.com/_assets/11CF1F95C87F5B1A.asc
- AL2023: https://cdn.amazonlinux.com/_assets/E951904AD832C631.asc
https://mirrors.openanolis.cn/anolis/RPM-GPG-KEY-ANOLIS
https://mirror.cclinux.org/pub/circle/8/RPM-GPG-KEY-circleofficial
https://src.fedoraproject.org/rpms/fedora-repos/tree/rawhide
https://www.kicksecure.com/keys/adrelanos.asc
https://www.kicksecure.com/keys/hulahoop.asc
http://mirrors.kernel.org/mageia/distrib/cauldron/x86_64/media/core/release/media_info/pubkey
- OBS generated key http://repo.openeuler.org/openEuler-22.03-LTS/OS/aarch64/RPM-GPG-KEY-openEuler http://repo.openeuler.org/openEuler-22.03-LTS/OS/x86_64/RPM-GPG-KEY-openEuler
- EulerMaker generated key https://repo.openeuler.org/openEuler-22.03-LTS-SP1/OS/aarch64/RPM-GPG-KEY-openEuler
see bottom of https://yum.oracle.com/faq.html
https://keys.qubes-os.org/keys/
https://dl.rockylinux.org/pub/rocky/RPM-GPG-KEY-Rocky-8
https://dl.rockylinux.org/pub/rocky/RPM-GPG-KEY-Rocky-8-Testing
https://dl.rockylinux.org/pub/rocky/RPM-GPG-KEY-Rocky-9
https://dl.rockylinux.org/pub/rocky/RPM-GPG-KEY-Rocky-9-Testing
https://dl.rockylinux.org/pub/rocky/RPM-GPG-KEY-rockyinfra
https://abf.io/import/rosa-repos/raw/rosa2019.1/RPM-GPG-KEY-ROSA
https://euro-linux.com/product-signing-keys/
https://access.redhat.com/security/team/key
https://cdn.navylinux.org/RPM-GPG-KEY3-navy-official
https://build.opensuse.org/projects/openSUSE:Factory/public_key
https://build.opensuse.org/projects/openSUSE:Backports/public_key
https://gitlab.com/postmarketOS/pmaports/-/tree/master/main/postmarketos-keys
http://ftp1.scientificlinux.org/linux/scientific/7x/x86_64/os/RPM-GPG-KEY-sl
http://ftp1.scientificlinux.org/linux/scientific/7x/x86_64/os/RPM-GPG-KEY-sl7
https://www.suse.com/support/security/keys/
https://get.adobe.com/cz/flashplayer/
https://keys.anydesk.com/repos/RPM-GPG-KEY
https://www.bacula.org/bacula-distribution-verification-public-keys/ (used for the Bacula suite in general)
https://www.bacula.org/downloads/baculum/baculum.pub (used for Baculum specifically)
https://brave-browser.readthedocs.io/en/latest/installing-brave.html#linux
https://www.bluejeans.com/downloads
https://www.calcforge.org/RPM-GPG-KEY-calcforge
pushd keys/copr && ../../copr-gpg-download.py --isolate-files && popd
https://cpkg.datto.com/DATTO-PKGS-GPG-KEY
https://cpkg.datto.com/DATTO-LEGACYDIST-PKGS-GPG-KEY
https://linux.dell.com/files/pgp_pubkeys/
https://download.docker.com/linux/fedora/gpg
https://download.docker.com/linux/debian/gpg
https://linux.dropbox.com/fedora/rpm-public-key.asc
https://artifacts.elastic.co/GPG-KEY-elasticsearch
https://ffmpeg.org/ffmpeg-devel.asc
https://dl-ssl.google.com/linux/linux_signing_key.pub
https://packages.cloud.google.com/yum/doc/yum-key.gpg
https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg
https://geti2p.net/_static/idk.key.asc
https://geti2p.net/_static/zzz.key.asc
https://repo.ius.io/RPM-GPG-KEY-IUS-6
https://repo.ius.io/RPM-GPG-KEY-IUS-7
https://yum.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2019.PUB
https://www.intel.com/content/www/us/en/security-center/pgp-public-key.html
https://pkg.jenkins.io/redhat-stable/jenkins.io-2023.key
https://pkg.jenkins.io/redhat-stable/jenkins.io.key (used for releases between 2020 and 2023, see https://www.jenkins.io/blog/2023/03/27/repository-signing-keys-changing/)
https://kohsuke.org/about/pgp/ (used by pre-2020 releases, see https://www.jenkins.io/blog/2020/07/27/repository-signing-keys-changing/ for more information)
http://www.jpackage.org/jpackage.asc
https://pkgs.k8s.io/core:/stable:/v1.28/rpm/repodata/repomd.xml.key
https://kubernetes.io/blog/2023/08/15/pkgs-k8s-io-introduction/
https://rpm.librewolf.net/pubkey.gpg
https://www.makemkv.com/makemkv_pub.txt
https://packages.microsoft.com/keys/microsoft.asc
cathugger/mkp224o#78 (comment)
https://raw.githubusercontent.com/monero-project/monero/master/utils/gpg_keys/binaryfate.asc
https://mullvad.net/en/help/verifying-signatures/
https://repo.mysql.com/RPM-GPG-KEY-mysql
https://apt.postgresql.org/pub/repos/yum/
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2017
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2018
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2019
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2020
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2021
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2022
https://git.remirepo.net/cgit/rpms/remi-release.git/plain/RPM-GPG-KEY-remi2023
https://pkgs.rpmfusion.org/cgit/free/rpmfusion-free-release.git/tree/
https://pkgs.rpmfusion.org/cgit/nonfree/rpmfusion-nonfree-release.git/tree/
https://repo.skype.com/data/SKYPE-GPG-KEY
http://mirror.canada.pialasse.com/releases/10/smeos/x86_64/
https://community.teamviewer.com/English/kb/articles/30708-install-teamviewer-on-red-hat-and-centos
https://download.teamviewer.com/download/linux/signature/TeamViewer2017.asc
https://github.com/UnitedRPMs/unitedrpms/blob/master/URPMS-GPG-PUBLICKEY-Fedora-24
https://www.veracrypt.fr/en/Digital%20Signatures.html#VerifyPGPSignature
https://download.videolan.org/pub/keys/7180713BE58D1ADC.asc
https://www.virtualbox.org/download/oracle_vbox.asc
https://raw.githubusercontent.com/yt-dlp/yt-dlp/master/public.key
https://files.zimbra.com/downloads/security/public.key
https://zoom.us/linux/download/pubkey
Run gpg2 key_file and compare the output with fingerprints on pages above.
Add more gpg keys from this list https://rpmfusion.org/FedoraThirdPartyRepos