-----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-youphptube-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-youphptube-15.1-stretch-amd64.ova 5d7ecec97ba3b3898e10306cb9aed9974a60cf679eeb2605a95988d73ba969ca turnkey-youphptube-15.1-stretch-amd64.ova $ sha512sum turnkey-youphptube-15.1-stretch-amd64.ova 4b8cb4ef2ed16ad37449fddacec56f0d234b350768e00dff354e05913eed0e015c09878b3d2736826bb9ecffcea6d469141351223744fafac4d4ef29ca11452f turnkey-youphptube-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-youphptube-15.1-stretch-amd64.ova.hash turnkey-youphptube-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-youphptube-15.1-stretch-amd64.ova.hash turnkey-youphptube-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pkEACgkQhcJelaFu uU1QqAgAyyNn+xqhV/+hKrefChU8A3bwp0fFBNOJDaZF4l4PXPUFOXvCYovai7KS yZcXkIKgllMUZSDhq+acQS+k3pf9JtVDAsS8JVMe/4gyYww4r8NsnZMTnMkS7N4E 0er683OmaGi21BGcGEjfhSWaXYbJlUVBNXrQjWjdkw9ebZROx4Taxa46C9vZPBGD P2PzrdkrJcPoeXiaxOXCi80A8sEJ0Ypedx8+2JCxlma+t0oDGnYA7kprv7RdzZNc cZPd1KOgM8M1nE3TlgT7M/qDBtxmEYwP/XmWxTUFbO+098wbmAv1wII3QMp1dTwb V6oA9l6AcIyoLhPOwq66PQnL5PA3hQ== =5oRC -----END PGP SIGNATURE-----