-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 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://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-rails-16.0-buster-amd64.ova.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-rails-16.0-buster-amd64.ova 9bc58a13d322abf1cb252566c1c84a3e270ea02cfae86dc8af934facb393c978 turnkey-rails-16.0-buster-amd64.ova $ sha512sum turnkey-rails-16.0-buster-amd64.ova e0420efc40863fec3d4187324241ca1fd3c757fc095cab65d63f06faf59c0e2e79cd5245950e0411da3f257df7e0288353105f154a6b6453a3c6a41e61c71000 turnkey-rails-16.0-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-16.0-buster-amd64.ova.hash turnkey-rails-16.0-buster-amd64.ova: OK $ sha512sum -c turnkey-rails-16.0-buster-amd64.ova.hash turnkey-rails-16.0-buster-amd64.ova: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl+L/WcACgkQrF6wBJPl vBzCwA//eiMR9T63VroPITD/oNBRHGvctDaC70KQe2bVjlzF5ld6jc2qWy1MKQYy fV1q7Hk5J6EI5O0LFe/e0/vg60VA+Jv1owZa8xtoykWElTFVCe6eQFa/kEw3ManT U4X0uQmL8iwJyxthgvN+L7MCigrWWYx1Yah994JCe/3ptg/AcvDvhjKesUunaW9X 0kMUi+fES3euSCHNwlHHfi9VR2keK0x2gVBMIlVJL0KT3Od5WGVwDdVzvvO5SIVj xnp/RVrm7FyZZFGp4QaywaUAQzHBzggG5j9596QZZZJ41fYfQyc0cUDy9IBI2zeb MIfxQCIeJP0Y1H5R1aHnC/mEC2uLROxwbhDKDPBLMpUmQy7JwEwEoHhAYVETlAkg vpvtB5h/oQdZ+tqXZrgKtTQuw1Br5xWKo+Q0WAwYa73kW4rgy/rtWqJ2CPI7Jn4f 59+hBRezG1PfW4gKsLejvi+gn6J3gAd8qbwMCYRDgBU281Vve8B0rO56xnnuDBie tJP1MU9RisIr+Byz3psvl181duYq4CJW2pQCwYGIipd2KclJp1DYW4tfg40mk5DA bwigS5pqOV3P56VAdo0HP7IkGvdGT9rbVu+qtWqCFaFKRU+kGg99wx29KIdNujmf DS+CcfOS9spgefkpmAHTrmXJfTOOGEUK/bnCxS3nJIPT/CAmAvw= =6Wq7 -----END PGP SIGNATURE-----