-----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-mantis-15.0-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-mantis-15.0-stretch-amd64-openstack.qcow2 c2342e27d7a755ca727587dbae402b3c4631a685195f2702f5803e44e9cde0d3 turnkey-mantis-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-mantis-15.0-stretch-amd64-openstack.qcow2 e693cac8147b22e3741453c52e70144e08cfe81dba8d11d794315b833777711e67e7ba108fdd64f59822018b863138f6e32a8284456bce5f921d9b4e1e359ac6 turnkey-mantis-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mantis-15.0-stretch-amd64-openstack.qcow2.hash turnkey-mantis-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-mantis-15.0-stretch-amd64-openstack.qcow2.hash turnkey-mantis-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12gACgkQhcJelaFu uU3HjQf/T9roPjVDIOHCPkQ/to/MKZA8jYS0CPGUsDP453EuDl945jQWJPRli/2x eLs1jIl6J0n+g9YTIgR94DPPt91HGhrelh+40GMSL4h84etyiFoow9PGAUVxFXhH cMHUEsKXShTGKA/iYudvzlqrfvQi694bzwNID9HqK6rYPPp41q7NjYHeJKfsRqS6 ORpR49eWguSf4DNdFsTITK0Ia833Jd+X6Xl/L418kavc08tgqol+iZWk3DFMmyTJ MzYKCy9X47D6I3ox4UEhVnFvE1NCmR/ynC0DVp8D4eCNXJnfYvtEuCYn/D/QeEOz XVVfqRUihLCnBzv4CE6hpn2Wxm9hVQ== =XmjP -----END PGP SIGNATURE-----