-----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-tracks-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-tracks-15.0-stretch-amd64-openstack.qcow2 ee880cec5d48b9c10272cf48e363bf18fb2a99dfebb0b39e62d2aaaf57ad5127 turnkey-tracks-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-tracks-15.0-stretch-amd64-openstack.qcow2 54110ff472d4c38694508281021cbfafee8c3a5a0b9eaa06996eeef8774723c8d246d1957e1738e2d642306a64526a93b770c63851d52a9287ec2f56b7501ed2 turnkey-tracks-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tracks-15.0-stretch-amd64-openstack.qcow2.hash turnkey-tracks-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-tracks-15.0-stretch-amd64-openstack.qcow2.hash turnkey-tracks-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITPwACgkQhcJelaFu uU3ZawgA5tLAggq2V7yiGysl7BnFjkbmBptDsVmkzmkPsNbgi/prULCxWgJpO3mn zcl4DmjbFRSohaJu9MtqpcauzIVMor/u8U3dLxm/dpCc/cv3uIxf+kEGLbJwFwvZ cZVVeprtIQD4tzY+6mcV3wEPbOJKZ3JoOCZOqslLGrVLAZQfscTkgnH0+uCjjJ0G aU2gHrplcKo5alqJR5ZedCQe/tYi+5eQFR4MsZfmSIKvjykdLYJMGyyfhkYedil7 jpn68W1DzCCW3AveK320MoF3nnGxtxwyeL2zq7eVCttnsl8sUdl2rI6TFs7FUfaZ 7yI7WCp6Mp3jEbORX6qnzjidt+G71g== =HmCQ -----END PGP SIGNATURE-----