-----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-suitecrm-15.0-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-suitecrm-15.0-stretch-amd64.ova 2d84ac3fec78c571883457da4dfb87595afff6427377d12726679feb7bc451ff turnkey-suitecrm-15.0-stretch-amd64.ova $ sha512sum turnkey-suitecrm-15.0-stretch-amd64.ova 4b54049515dce2b8aefe3d15382f602d6619b8a7fdf557e222bffd36d55c9524392aeb6f673136c153f24bac04e801d09de5b9a5f65f0fbbdf7c679e088ebaa0 turnkey-suitecrm-15.0-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-suitecrm-15.0-stretch-amd64.ova.hash turnkey-suitecrm-15.0-stretch-amd64.ova: OK $ sha512sum -c turnkey-suitecrm-15.0-stretch-amd64.ova.hash turnkey-suitecrm-15.0-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++oACgkQhcJelaFu uU0xywgAtPfaDEJRdAkXjyaK8jci41w9iZs3v4fIsGy2oBKHKE/cd+j0CC7yMkTn Q4GHwcATYwupq0Lp3kTbK8et2A/X8Y/Kv7DQ19DcwDAKfUkbexWO+kJnpNYoBNWU Y5/Y+a3EIGQW/RluSI+lOm5cYtoOlXMjXxId0yncpzcKu6f+MvdVxmE89Jds1FBw WT7BIY1fvYqXI/ApYXD43oU6VJaPujUImyQHZE/7q/NC3oHsCdkG12nzgB4e2lwq KicRlngQVmXHnGWUxd8C30Nzq+Po6OtVFXc26xZyQ15q6TJOH4j0PUzBEKLywdCb DHZqZ9bZPnhQjdz5DTeEqYKbLJQUPw== =c9lC -----END PGP SIGNATURE-----