-----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-concrete5-14.2-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-concrete5-14.2-jessie-amd64.ova 8104340b596dafb115f8e7e7c733e4bc7c621dc9a135bac607d2021966455c3c turnkey-concrete5-14.2-jessie-amd64.ova $ sha512sum turnkey-concrete5-14.2-jessie-amd64.ova d3a18d9b087ba172e20713c6b52673e3d13bf26be6d181edddc2a7f5aca4ca3ddcb2948999d884bb58a0d702767633b853bc65d213ec3ed85d1d2f8aafbc8474 turnkey-concrete5-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-concrete5-14.2-jessie-amd64.ova.hash turnkey-concrete5-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-concrete5-14.2-jessie-amd64.ova.hash turnkey-concrete5-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo91AAoJEIXCXpWhbrlN5e8IAIyGELeAYL8lXvlh62sCKsHR IfHFdj8FtsUGN5eOhcVbqDSwHhukzdhe/ydTfDlNhywIBWtV7b4V8sx0sImQRi3G T8s+BisUizaVVklEIi77SmY/jtIlNxyYuWxVk5zcWnYWKHBbYsbqM2m8tuHvk24d rT1DVakOaTZkDvIMO7mN9eU6kT0JsLdxTZYa9Uzg+ZTOeDgKglx75lNRkA3CJimO Hnfmxs9S8vzdFOEPev4ymQWWms7qGA4ZC9fC1xNwALhOJGE+sWzWzPMpGfUqqfgU Nkq3ap7W3oJTioh6IZhdJg3WA7d+VpLCUtZIfRC0zsIack6PAzKZD7QBGIgJdGw= =ilYK -----END PGP SIGNATURE-----