apt-key --keyring

apt-key --keyring /usr/share/keyrings/cloud.google.gpg add -

W: https://apt.releases.hashicorp.com/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.

Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)).

Related

• gpg --dearmor
• wget https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2204/x86_64/cuda-keyring_1.1-1_all.deb

See also

• apt-key, apt-key [ add | adv | list ], apt-key --keyring, apt-key --help