-----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-wordpress-15.0-stretch-amd64.iso.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-wordpress-15.0-stretch-amd64.iso 926a48e146315a4f5eca847d328f7c01797093aa7cb1edcd84762ceea0349f0e turnkey-wordpress-15.0-stretch-amd64.iso $ sha512sum turnkey-wordpress-15.0-stretch-amd64.iso 7e5b1217d12dbb263dae34d9b23c12a6026ede47491239f2952dce5bd981e0109c5c60f4d0dc3915bf0866a17195b1c8db65259844a1d1940a3c1ca509acddbf turnkey-wordpress-15.0-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-wordpress-15.0-stretch-amd64.iso.hash turnkey-wordpress-15.0-stretch-amd64.iso: OK $ sha512sum -c turnkey-wordpress-15.0-stretch-amd64.iso.hash turnkey-wordpress-15.0-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAltMlT0ACgkQhcJelaFu uU06YQf+LxXa17y4eMcHfkRL7+WZyN7BSXiMBDZyW4wV9zWybDPvVYnlyJVKbEM/ XvmjRdGE1lHKIsp/7PjpmJLtnAH1MtH0ccuhgvbeJqbwSBtMcXEGOPsv+EcrvTkq ZjsxZvpTuY25Qx8UsNRdfNNm1+7x6brezn265AvrKC+Gs1tdwylJrkPNYp0SDf3C tBRAXSQYt8CU/g4xeYnJYFFd1DuuU6iIfgyFYVla8P5oD5T/eeObcpvu1Hr6CkMT JqCf1Xr2zjAWFxBEBKp0vL6dYrONxy0OBVeTHPUlfJKjiyP9xj0EBai3Bx5bvJQ1 10emsuv2gF7AMQi1v8rjWa+P05ee9A== =SkdL -----END PGP SIGNATURE-----