-----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-symfony-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-symfony-15.0-stretch-amd64-openstack.qcow2 79e1b7899b167ee69c415a38566418778545388b2e9c306f8b9493c5cf46d1d3 turnkey-symfony-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-symfony-15.0-stretch-amd64-openstack.qcow2 64b72a7e69b2c2bf3baf2c92dbf3641ecde4cfd4b8041633d33f2a6c327876beaec24ee7f4086ad3f8bd8537ec3ec060ea86eb03f91fceb3e729d806dd89b246 turnkey-symfony-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-symfony-15.0-stretch-amd64-openstack.qcow2.hash turnkey-symfony-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-symfony-15.0-stretch-amd64-openstack.qcow2.hash turnkey-symfony-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++sACgkQhcJelaFu uU3u7wf/Qn/xEFJ0i/T1fjawAxOzb2aiXHT/SktJhDG3l0Amrq9RRXu3E7790+Kn s0PQ+2sQyBgfW6m8mKYzbBWN+xZep+dF3dQvXC6hZLJ4f0RxP1eMPHshUcIMmYa/ 0ghEWs/aUQP+OhU0II3BLy1PINBrdg9E+Vl8WTWTqp1EWgnENy9dZkmTCKQui7Ug 0MGLf9hNnIBNIfpvVv/aAWFdXQo5ZyviC6xhO3+20JfbGmT6AIpvmdzUDKyXCAd1 dsIYT/xBdJb5vH9iB1TD4bpvlC9m+PvDCJWwEQzJy9ngJ2Jh5Kq9xH+m7Y3A/D5s vMFgCm3aZP7VwnEzOOHyLTPSgI6/cA== =vlUs -----END PGP SIGNATURE-----