-----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-mumble-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-mumble-14.2-jessie-amd64-vmdk.zip b4aa762227dd18d5c212f310618e5f0c2b9ddb91f73d0366a7bb1eb25b767ef3 turnkey-mumble-14.2-jessie-amd64-vmdk.zip $ sha512sum turnkey-mumble-14.2-jessie-amd64-vmdk.zip 55472211c9bb31e25f6941784089dd5e9552a75aaf3053491d729d66cc395b3b617c9fd68cbfdbdfd432e3bae2e4f8bfa4eb9d7d29baf089f5a6cdf8ee4192e5 turnkey-mumble-14.2-jessie-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mumble-14.2-jessie-amd64-vmdk.zip.hash turnkey-mumble-14.2-jessie-amd64-vmdk.zip: OK $ sha512sum -c turnkey-mumble-14.2-jessie-amd64-vmdk.zip.hash turnkey-mumble-14.2-jessie-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo92AAoJEIXCXpWhbrlNa+oH/0hklnZR4/XmMPQ5C6lA9973 iWzXyRk73uJLoLyngkWig0W+O7odlB35IGKLTZNPkWEPHHpVGt7IFsKg4bQTFlng dzkOUer5RRf65ZkeebNY3a17QBYvVcbGrsXGyx2EANDNG12zdN7Uhk5q1zciNkYP Zhg3nBYD0yAuZM6xyLiemJ6clndk+OrghM1AfFG5B6BhBBd1ELSa03KfVCyV7Xw5 F4ZY9jf7zitikvZMxVcUmPSw9m5Eamd5DyzHAdgTCXsQ2/ouFAlzRkNHysnvhkbb 1/meQUW0kGa1eGTUI2lb45w7UbqdcUtPMnXDnw2owFCL7tIBq4InZ+5Gp4HKePw= =7XHi -----END PGP SIGNATURE-----