-----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-foodsoft-14.2-jessie-amd64.iso.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-foodsoft-14.2-jessie-amd64.iso b4a4809a85655e2fc3bfcf6880dcf66d5dc8e323279f57367b423e23c1a761bd turnkey-foodsoft-14.2-jessie-amd64.iso $ sha512sum turnkey-foodsoft-14.2-jessie-amd64.iso 387fa05fd3311e9e98b59cad89fc9264adb564886d2b94fd1795da664dd868d9f6df3b490c18e6fcdfa74c903c5a27876b21881e0fe3574b06391d6ed6c839bd turnkey-foodsoft-14.2-jessie-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-foodsoft-14.2-jessie-amd64.iso.hash turnkey-foodsoft-14.2-jessie-amd64.iso: OK $ sha512sum -c turnkey-foodsoft-14.2-jessie-amd64.iso.hash turnkey-foodsoft-14.2-jessie-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNepMH/0FxRMh3zObZ/7DQaNq2k7zi EKoWt6xXpJe/qmVBw7fJEKkvs/aXUisSdIWaNFMU6xn1D4TjZS7xxcdCNf/UhAsr VhYwHe8S7PZWtV4OSW3XccyW0jn7JjQDIC/c4rgsu8/rwm3dhP7Baudxmjd+TdY4 7+863olgzWKL1UZnBsnwB9U9+qGM2BqQJj7Q6DcawoZ8etrlgCzsjAPGm2AlT3iA xNw6M4zc7NDTNbvAHw87L50cPpryId2IfGkT4d9PTAxYmCVZ6Cn/ht6xd6zNVXCr lbgCzb+g/YzEJmHpet9IkFJnHkUcgdMH77QB/R6d4scfpaeAYXpyA13QdY8sVRs= =g9IX -----END PGP SIGNATURE-----