-----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-limesurvey-15.1-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-limesurvey-15.1-stretch-amd64.ova 1f56ddcec62a87f3437625ca1a24af92a90bf50eac6b16669ed866330d9084c1 turnkey-limesurvey-15.1-stretch-amd64.ova $ sha512sum turnkey-limesurvey-15.1-stretch-amd64.ova 98918b30e44413883f67094a35726677e54d6846ac0e134de3c94a78523626f2aa66dfde045dc46a994ae6cb33dc9f8e6cb89bace8edac2c9b40b69fca71fa12 turnkey-limesurvey-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-limesurvey-15.1-stretch-amd64.ova.hash turnkey-limesurvey-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-limesurvey-15.1-stretch-amd64.ova.hash turnkey-limesurvey-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/piYACgkQhcJelaFu uU2AZgf9HHzMCg9B1aByRpVpgox5LUHYIOTO4QtSG+KwFZDv0j5BKg49gtk6BDdk 6n775ptFV8z5WIPhWpwycvcIu9uvURoHQePf88C0aeaCM7+p7uMabk9OKE2Vw+SB tETjFSvBU9sfTHhhtB4eoNDVUvlaumpogqxY1yYzYJOKzkz3HOvAwHePgo950voC ISW0leXwpaFtl67taqddvgD/Sgsn4TmfAfbeKWN/uNfel04njQVygq7KFtBfzZJx v9sMT8kCTX13QXcwDA4be7LXqlc7xlTm6R50y9QqFvF4807RM9X8ZZQZGjIUNFec Vk3buVZhYHWbDT1PcwZwdET9VwUk2w== =I1jy -----END PGP SIGNATURE-----