-----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-ghost_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-ghost_15.1-1_amd64.tar.gz 833cacf65f0b5a0b9e2451601f3015f5a82f250a78a3807cf3a116bcc10bc34a debian-9-turnkey-ghost_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-ghost_15.1-1_amd64.tar.gz 5251f2b3be3142cddb800acc60ff32547d7c36d0ffc1aa686751ef01c02dd0951b81f98bc26da6120e84839f4717a5b84e071cb0752ebe6cbec2801a7ed0e852 debian-9-turnkey-ghost_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-ghost_15.1-1_amd64.tar.gz.hash debian-9-turnkey-ghost_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-ghost_15.1-1_amd64.tar.gz.hash debian-9-turnkey-ghost_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITOkACgkQhcJelaFu uU1lLwgAhSdxMoHAtK3TJoucEj1x3ZzQRDXpbJ52Uz3t6El5wfs8j2uuFvPI3zRY Hq0hPvOf6UGiQjpv7xtAGCgswXrzFOeDDPkG/v/jUwpJwAHWxV4BDRNneNAzEN86 vtngoOYjzZ5Yi7QDA8iI0+Z0djNiZ5IhBPQV4fW+Bjn2VF/LZQXvrac70Fb23ZXr ms+fttzBSoK82PmfALbx9mKdHil/RmNuG+qf4n0lgrbpeM+ZWDy4eZz3BxiIx/fS ulGHvBqRk1NELdG++MDcyDG1U/wpccrtkL0C0AaSMjl95Jndzi87w3lF60GrPZoH 6zKKDqJ21lMsuMAMJ/m8xMdKAVToRA== =kxxX -----END PGP SIGNATURE-----