-----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-mediaserver-15.1-stretch-amd64-xen.tar.bz2.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-mediaserver-15.1-stretch-amd64-xen.tar.bz2 ba179eb5a7d208b3244e011ec00a67d8d9705ec5edcb72e469fd3ca7953f3ea9 turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2 f29d59128bd33474ad64d2c10309f60e113b685d6dda188f1e82f38592c31a43a0ad6a949a1bfd1a16b6a606547f913161b232b43a4e48d5de47f0edbc8ba15f turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-mediaserver-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlyZ3PwACgkQhcJelaFu uU2mEAgAxd2qbyfXMVFCwAMViaLEhZC87uOiMMOG1ZUFRPxcVQ+xkre8zT8FsHzM uoh6meMeltYza08kKJxQ2iQ9IEQd1Iyv+utGvrLZTjwwsVMjaHDAjvVhbgMKsiwa FMA+pB9inFczRRV23imCtmelyKupc3sshGPgnE5KaikSB+gUvk9MeUDsVfLImTsl 1oMrPrLg+cEsRbbWtLv1++VR7hb6oLvWvXaEZDl/qzAyEYaa+Tt4TQESDFec8f3U RHhC2RdFIpv1AqYDObu0SKqUM/UyykW3CuGuTTNznd6OYZ8tO1/SEUqsw/wC9IgI 9uK6oKIinoi6kzaKIxUsKAkU1llv+w== =TTj1 -----END PGP SIGNATURE-----