-----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-symfony-14.2-jessie-amd64-vmdk.zip.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-symfony-14.2-jessie-amd64-vmdk.zip 5535ec904148706d673d709857aea64b41cb607c5d8f5ddd8dc21f234c6ae86b turnkey-symfony-14.2-jessie-amd64-vmdk.zip $ sha512sum turnkey-symfony-14.2-jessie-amd64-vmdk.zip 6a7dd54f2a6a1a750bcabaa0b4adaa505645232881fd674421eabbc6441754bdff280fe2bbfb87a3db5f5a286225c56cb404c553ecb1f9eaa5a9545df26d2008 turnkey-symfony-14.2-jessie-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-symfony-14.2-jessie-amd64-vmdk.zip.hash turnkey-symfony-14.2-jessie-amd64-vmdk.zip: OK $ sha512sum -c turnkey-symfony-14.2-jessie-amd64-vmdk.zip.hash turnkey-symfony-14.2-jessie-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKlAAoJEIXCXpWhbrlNW+QH/20xsavphtlaD5RCpSxIYsWU xR7Xqj2m4Re6HGKZNu7NkRUDFZnBwO84iJPB1Mp2z4Hp2HmjB492ZrIZoUD1LrbN WIojbiCGH2Clt6yRYSkz5d8hMre4lQC7+rBNv7YkrjcUf8YD1Zsa97C8glqiZy/u JLxVXq49jvoJGw4iIL3qrudqnfeKN9SD4O/Ar2DJ+w3WvqBfj7MROkWxpqX7OThE N17m4Lw8GfuzbFFI+l++4SjyOAyQeXhB2mhaz+seY2YsFIjyFiAB936omK4P/+28 ko3w2AKQO5UlrWdnxiRJTfRBI150KuXd4378ZMar9D8rw4N8M3S7FZu3IN1akS0= =uhdi -----END PGP SIGNATURE-----