-----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-fileserver-14.2-jessie-amd64.ova.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-fileserver-14.2-jessie-amd64.ova d909d3c94c3fac17ea8ec04cf821caa9379a49d20cd6385352100a22626716c7 turnkey-fileserver-14.2-jessie-amd64.ova $ sha512sum turnkey-fileserver-14.2-jessie-amd64.ova 91ab79155abe5e1962fee85a4bc6f462b584c1dbe716dd83c668d680d724c68a1923935f89f3812ccba60fcd76a06fef0e8ea68fb2da3d5927e6a61d78c69ed9 turnkey-fileserver-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-fileserver-14.2-jessie-amd64.ova.hash turnkey-fileserver-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-fileserver-14.2-jessie-amd64.ova.hash turnkey-fileserver-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNGNsIAIg7m/qs8amze2elxBRfEzCe +QVUYo0+pUwenYQllL6RT97TjJ7uiSzcef2Cpq1d9NFkJR1/CgM1mwyV1Oz/vn/J uMpIy2UfPUZarQDZBhtqYooqHqlLgp0qt4YEo2it8sPBx0jVDqTVT5yxT/88wxon VHTamRj4zGc657bsRw1lALSpbuFuJ0BTuYhuCQ42tMAb6peQ8gF9VwtieLJsDSS0 Y2tjPJ8kurH+KTEeU8TxZOtVa2oT+jwoOzJCLsy/s8yLf16b8V6rqIfcuWDZKmar u7NsQNBpklr2Jf8TtaRtapTCjuV4LfQvL6lfI5Udlzs8W5DNTmrvXQ1jithW1tI= =xeTd -----END PGP SIGNATURE-----