-----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-joomla3-15.3-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-joomla3-15.3-stretch-amd64.ova d2a5a808a3778e1c983213996460bec7ebd1ea28e466ce9e32b8b9f63077fc29 turnkey-joomla3-15.3-stretch-amd64.ova $ sha512sum turnkey-joomla3-15.3-stretch-amd64.ova 9a4c9704690257ec5c7dcef47dc1aff4464aa40878e453ee73baa2b51bc5e02291ba375b9352cd91b76b3448b6c3c3b53c5fe3448e280cf27e4ba18db37e5361 turnkey-joomla3-15.3-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-joomla3-15.3-stretch-amd64.ova.hash turnkey-joomla3-15.3-stretch-amd64.ova: OK $ sha512sum -c turnkey-joomla3-15.3-stretch-amd64.ova.hash turnkey-joomla3-15.3-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlxhNv0ACgkQhcJelaFu uU00lAf+On43lCjyIReWfMrU3gqpenPrUC8KuwxJR1KwyeNcvXAAmYSbqrApHBJ4 e3vq6EUuYekRZRCjKEJK2cd05xVLK5PpiVCTuswBLgFhL6pjNNuAzBT5PEQGGwJ2 Vs4aG92ksm0VPLhMlEAvUMI5EFQvKmE6Y9QmKX7pHzMWloePI+cL45LAPQcULHYV h2VFQABoxQ459bXqEedyHOCXTkSr/pk94ScMvK4sdJLGM/KSF2npNb8w51fOr6Gz 2+HYC7CbWUtWAvcEx5inFe+THHdmphAUchgQOfpIJvUpFLgaLh5H6Tr8AOw0xyJS IBbGUjr2AxqrVRkRlgCvnCZ65M/psQ== =kPRk -----END PGP SIGNATURE-----