-----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 debian-9-turnkey-web2py_15.1-1_amd64.tar.gz.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 debian-9-turnkey-web2py_15.1-1_amd64.tar.gz 1a9de9b25d9f51ec909b7ff96441982396b49e015348c3bc9b133684dd0c2168 debian-9-turnkey-web2py_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-web2py_15.1-1_amd64.tar.gz 9afa4aadbd7b5ac0350cdaf93845e21bbb529b0cd4c0fb771214770be6b59d88e2d33a00054c21c9119a77c762a27628f27bfc5414f567c4a45d8a14eca128a8 debian-9-turnkey-web2py_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-web2py_15.1-1_amd64.tar.gz.hash debian-9-turnkey-web2py_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-web2py_15.1-1_amd64.tar.gz.hash debian-9-turnkey-web2py_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phQACgkQhcJelaFu uU0f1ggAkp29+7lgQj+IZzlJsPngyjd3tybVYADg7TAvbWdUpiWYLH9/366FHNqA TapfvrbvHE26siUSxEzgSyuMErHP4qwzQyB76WrtvQNz44ctHqqA3wl0KQQsRIGC Ac3d+zESGEu19hz7NPjEDv9SCi+IBsxlL0kwRLqA+SIhOXJVJoQf3c/tuK4huuOI TFXcKYiOjIRI1cITRXdOcbQbXs2TY+WC1vHf6wX5Uh4Uz8VH5AuURe2tDhNkD5ON YSroubsNG5Vb9JegP+c41kzatWGA65zNJ1B4BkoztbNdYxjw3lX4n1d/XfVpNGPQ P4nk/5PXBYsNJc4blsxRQWJoJisSbA== =sii0 -----END PGP SIGNATURE-----