-----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-owncloud-14.2-jessie-amd64-xen.tar.bz2.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-owncloud-14.2-jessie-amd64-xen.tar.bz2 0bdbaccc3643809b64325e4ca588e9ed55a5914b86faf1606fc50857ebc38b09 turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2 $ sha512sum turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2 7f59b64b135d96711e6d7938390b29154873290404dd8dba3f07f0d61d79042e449bcb4d6157dd8e6910f8ed67a0b970c18eb76d6da405c4a42071697d76947d turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-owncloud-14.2-jessie-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZfb15AAoJEIXCXpWhbrlNO4UH/joCUJIEDzvFu4Y+odw4Yx1m xAdbm6k0icH0/5sZo6XDD2zkEYrxE3iKnUBHbZglEjnnrIu8OfmLBu0hwcd0Miu0 aWqCMNxjrHxeqbPovUOaKF+bxX5uVFbtAxIUdPsZMadZN/7wYAqVHNHRoS8nAY3+ jY2ZM5njShFNWvryHFRy606EjIaUdQt29AKQoGDnpOQ/8dMlGTvcSmVSFqabbWNO UtfNGW+iIKdYOf/0ROG+KqTUNIDBLuyAow0pEPZW9cQLthfULzIlStT3gnxyXd5A JbmlE+21E4pbCGjCIZ2HGxF28lp1IQ3GTzS9sGIb3Pl4D9edtqb/M18MuwFA8GI= =6JUk -----END PGP SIGNATURE-----