-----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-domain-controller-15.0-stretch-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-domain-controller-15.0-stretch-amd64-vmdk.zip 5b59ab072114b8933e7df446663bb1e85626f7531072eecf6690514c18740f19 turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip $ sha512sum turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip e9f1a3f9e63aacf9e25d6bfb83d97e409521d61d355b9482de6422eeb3a079c2018a80bbb63dabb295a4cb20112eb712706b5ccbb6815bd4d87977d33daecb20 turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip.hash turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip.hash turnkey-domain-controller-15.0-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITO8ACgkQhcJelaFu uU1eRAgAnYPQL97f0dZ7imQp2TK2Ge4U6dp+eXDVlqKOt+6a5clLVEgAAWMTR+DW RuzbHXRXtus3+CS75//qR+l9K2gdg9Vr/t+oP1gtxp1bVqb4xtQsANlSJ4ZV/4Cg /YFmLESrpSxvYIC7J7xLLnd5/GFEVbgFRtN1R4pj1Dys0G24x340prtp2qB1kk9g J+cp+5EVVOVGmFqIwTQPBlqU9dqq7Se+PKzXj40Y0xKRsqH+MBHBsYYXyJvFBC0S lsTDUSkyvO7s5Wqy4uOyqyXak09iqeClxbeq8/9GxinnktrxNenQyrRXqPnOa5sv ZdglOPYoBYRFKLSgnSgal41b5XQeIg== =Cw1r -----END PGP SIGNATURE-----