-----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-foodsoft_15.0-1_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-foodsoft_15.0-1_amd64.tar.gz ce9ba918897900b5ec1c67e6274b5ef98825f7a814419b0b7ec29c82cfc35ff3 debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz f9053b7a446b857466735ec5188895cb4817b88d82c243971bf2e60fd0944fcd97ae95a179309060d65364e3d8f6c2c4a87634f90883c3a4333ae050f4a37fed debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz.hash debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz.hash debian-9-turnkey-foodsoft_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pg4ACgkQhcJelaFu uU3gkQgApBkz+g/n4xwcdobYoODalGnD3i2xUe2CPxwipuK56DHfQgk0t1WwfQYb 3uwSON3C7At39JbTx+hZYZbESIBS5nv4+38jEG6EydpyVvaKTkLfbJbvccFHLPTK MGDU2GutoBaydgOfKPfkgOZ/0E21wEn1Kj+91WPQKpy0YA2t/gVTBaqaYbp7+KQ2 LpsIqA6s3iEZ8iOxSD+gE3chf4O6chz+TU0GNTid8GDjdF9l7pvxKnQV7w6rFEJ3 s9sbF9T4BKKUIGYd4GiCqAlaFQQJxkaaj5yk2oqXyKsxbqntq39XbHOITfHXwid+ q0r+1d0DIGcHmsJufkQ6VCo8u5gp4A== =sdEp -----END PGP SIGNATURE-----