-----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-rails-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-rails-15.0-stretch-amd64.ova bb5283ab7bb3527ce3dadf3123a086ff190196a253f59503b3529b69b3ae8014 turnkey-rails-15.0-stretch-amd64.ova $ sha512sum turnkey-rails-15.0-stretch-amd64.ova 59b9d8e9a2b6c6e4dad97661be202442dcd3c8f0b4d29acb2bc4806aa4a79d200fd37de949a40087c4aec881d9fd6e8f73464b059133170b2b9a15bc705d40cf turnkey-rails-15.0-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-15.0-stretch-amd64.ova.hash turnkey-rails-15.0-stretch-amd64.ova: OK $ sha512sum -c turnkey-rails-15.0-stretch-amd64.ova.hash turnkey-rails-15.0-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++kACgkQhcJelaFu uU0tdAf7BHsrBoSNgeneC81kPz/rNjVyhsGtcuAe6S0Ap6FE3E1/jw+eEQHikRO7 5xzJCiTSe/IHwSUKaTgSnbGM8SH4sM6saLWTlZlSXieqGi/fudltS+mt5ktQZYyR 8fJVSh0uGeYUsr5678D3kMh5BHbu4zadS822+YHbqsDCR2LSpXSS6iIJZ7rVn26A 1F35yLtP9/DSYAIcuX3kwXW6I4MiDZMExZiK0X+QbF4v4rQ+I9qOAeQU5gHlusEl KFWVXA+gdHLZDwCNW42MPovBIG3s6swfqwhX1x6tmERotWN/4e4RSrE99FPGIsKh Yl5ALT+sz06aVgKAgnOtyE7uHuJ6kw== =8nb0 -----END PGP SIGNATURE-----