-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 To ensure the image has not been corrupted in transmit or tampered with, perform the following two steps to cryptographically verify image integrity: 1. Verify the authenticity of this file by checking that it is signed with our GPG release key: $ curl https://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import $ gpg --list-keys --with-fingerprint release@turnkeylinux.com pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] Key fingerprint = 694C FF26 795A 29BA E07B 4EB5 85C2 5E95 A16E B94D uid Turnkey Linux Release Key $ gpg --verify turnkey-rails-15.1-stretch-amd64-openstack.qcow2.hash gpg: Signature made using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key " For extra credit you can validate the key's authenticity at: https://keybase.io/turnkeylinux 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-rails-15.1-stretch-amd64-openstack.qcow2 ba0b98f11f4e683bbb910aa3721baef547246bb3444251a1c179484a1849877e turnkey-rails-15.1-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-rails-15.1-stretch-amd64-openstack.qcow2 ce31e2f9c6bf706c0dea043c02faa7645b2b964d6c8c7f374f78e3d5b190d6911863b85912300ec152cffdc452f5378be9b30e9cb9cfe4b03db9fb420ba48b54 turnkey-rails-15.1-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-15.1-stretch-amd64-openstack.qcow2.hash turnkey-rails-15.1-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-rails-15.1-stretch-amd64-openstack.qcow2.hash turnkey-rails-15.1-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhV8ACgkQhcJelaFu uU2hrgf/abW8eHaCE4Ez+fYjsOrMhxUD7JjQI7yHrE4Ym2+9YJ3cggTKJPHCPXPA U3wco6adnjElw8WfcsApYrd1JCZlkqhqPnZ2sRkXCqI2mjdgUlq3KUf4anguTFAr 81TqbE9P1tXShziCPBbvKcJqDZT/8aDjxF89sKzpx+uHCdvfKpVoVn6fVWx1cg+A U126izczFPPaG/KTS5l1XozVbSMqvzIfM2OzhQGHR7qSgOP36cUrbFVleSCbdGfy cpVSYK3CX3Er1E/0Vr8kZH1fJzTASXsjnyw/WECThvTqWVNVmkepVlc5vpJO5guR uhcNmqT9b3a04DM+yUb+ZsIgQwDEsQ== =5T1a -----END PGP SIGNATURE-----