-----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-drupal8-15.3-stretch-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-drupal8-15.3-stretch-amd64.ova 0eb6f46c65940ab04e6a572d4406016b0ad04258b65590c774a67bc9fe8cfbfb turnkey-drupal8-15.3-stretch-amd64.ova $ sha512sum turnkey-drupal8-15.3-stretch-amd64.ova b8c8e29d5f2ed1a406a4f065bf52ee6a93fb36a5e81ee200618cd89ece123775a72e12dd78087c3234f1d816b2d90f5dde36cd7f059d89e7289bbbddcd6a75e6 turnkey-drupal8-15.3-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-drupal8-15.3-stretch-amd64.ova.hash turnkey-drupal8-15.3-stretch-amd64.ova: OK $ sha512sum -c turnkey-drupal8-15.3-stretch-amd64.ova.hash turnkey-drupal8-15.3-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phwACgkQhcJelaFu uU2EFwgA1DtiO8I7Md3rEVjsIQ8tQzJyry4VqAcG/LghUA33banVRU5q/xW2jI3Y k3ToWjUqf4dO3Fj35xM2Bed/P3q8CeVefzLTDqT0f7gWK4MdgJAIFOrris8w4icp sXaiNOdttFH7eS+eSKlEL/E2TQ3eREVAzPX08pBA6ZbKrEk3dJugZa2zJBCkzIMT y/EM1oRfmTI+wLK4P47wGtKpVfdfiH/NYMkquC6gkbN4dW7xx4xCVsWY6FNpUpx+ S7ZMLCYIZljyjNyQE0Pd+XGlU7ATYAZatLIMRLmChqKpzzyXgYMkKw5jSCjC3e02 ewXmIdKiWQ2otPIbFSLHz+4gEDrqgw== =mCM9 -----END PGP SIGNATURE-----