-----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-8-turnkey-xoops_14.2-1_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-8-turnkey-xoops_14.2-1_amd64.tar.gz 4f68e9471061a992beed5e2aedb6e27e651496330ab1bfb1c2baf888ee74831c debian-8-turnkey-xoops_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-xoops_14.2-1_amd64.tar.gz 46f9a3e46cb41e7b6cbb0004cd30dc8bf6c891a094ba019a74ad478ec553543994de9a17c62eb92a627d35eb56493d416e5a52efd86f1186bdf2b8eaf6b5ac62 debian-8-turnkey-xoops_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-xoops_14.2-1_amd64.tar.gz.hash debian-8-turnkey-xoops_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-xoops_14.2-1_amd64.tar.gz.hash debian-8-turnkey-xoops_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo90AAoJEIXCXpWhbrlNl5QIANW5PPELMCH4CrWLr5gnIh8j MOeL8AjoO68Gmj7Ub3wXyV9tQnt1QrhWkPFOI65cyYPPVHvxE7HG2A6fnYQNVseW SlUkAXcJ1IVn/EWJOn5dChxVNoVvXvXSo+v1EhK79+JjiRLALHvIVK7S8Vnxetn1 3Ztuk57U4VesidJIK/M1JoBQUDBxwq+IpOwVNWqtMoE43HJaFrmQ5Uy0r12He/IU 6cjl1WTo/2+rL5gw5KOnA7Sb056uXQ2xK+StGbATaPL1Ft3x5M/cOmVGMFYvl+1A jhfmyodEVQC66wTniyKHUaZsSAzlRdH1GM0q1UWfEr2X04PRrD968sv5AhqM7RU= =aRCK -----END PGP SIGNATURE-----