-----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-mambo-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-mambo-15.1-stretch-amd64-openstack.qcow2 1dc2510a2da467cb14eb7fa1eb91e140f027a0478cbf4ad1f1dae905cceebdd7 turnkey-mambo-15.1-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-mambo-15.1-stretch-amd64-openstack.qcow2 2d65ccdc7e400b3c16f9e7b7e92d33f72cbab2202bfcf5321359a022aaab6562e3a426d8dfe71bff50066e0c0a308f045672807e938dbcd42411a9392c6e9c8b turnkey-mambo-15.1-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mambo-15.1-stretch-amd64-openstack.qcow2.hash turnkey-mambo-15.1-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-mambo-15.1-stretch-amd64-openstack.qcow2.hash turnkey-mambo-15.1-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhVsACgkQhcJelaFu uU299Qf/b2dET+Rxym2PTK8iRgTJgxHSAleNyA0Xs1blj6JPaDuZu+xNMyLElqqA EOOtgQTKakOorN6u4VGR56xJIX+FZ03YvGZzr8mjAbsXraD0RbLBDNIjqjmJ2tse BnCJa2qqc7EyHoc4aC5hRq38Pf+fwnsaK9FdyWWqssT19O/9E7envtQ2Xcub1/OI BfDsItsP0egP1NnXiamoYuzJk7kqPBu6TRObSe0tp9QfoBx40uehIankJYDJ0FgY ZS5H5mES8lutYBN1KXBDpCBDfagE49QWusVlTFtrNGyhLe9Onsy6USTHhiSelQR0 TRyeAV55SPpOwkRMAHrh3d/Jnbkadg== =eCtl -----END PGP SIGNATURE-----