-----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-openldap-14.2-jessie-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-openldap-14.2-jessie-amd64.iso b4866cbffa71e2e78e90c04fa045be6e7a4222f2a7d8ceeda1362a9be9cdf7a0 turnkey-openldap-14.2-jessie-amd64.iso $ sha512sum turnkey-openldap-14.2-jessie-amd64.iso 1cbf670672853dbae26d4291ad850171e36fb8f6a166c88502628b3ac56cfdf77b13093fc140d30474167051c43ca8c36121a679919d31d68b04dc59a84b0727 turnkey-openldap-14.2-jessie-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-openldap-14.2-jessie-amd64.iso.hash turnkey-openldap-14.2-jessie-amd64.iso: OK $ sha512sum -c turnkey-openldap-14.2-jessie-amd64.iso.hash turnkey-openldap-14.2-jessie-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZIVn5AAoJEIXCXpWhbrlNYgoH/jBMF9CcqmQZNqI0t1xkHflL Ho6OmVuHCvRrW/DgOPuZSYFLJ8GZppNycjltD9XTq0lVG5JgeieYF3sGrmrHwsKa ZbfdUB7qPnj5123ooB8k+kKOPB4XhMHevDqaQA4WBwXpv/EqQ5a/WW0E1cpnFxOV nt+Wigb8asCc4MYldC6tPoINh5k2Stq+4GHcgwunCHCXISC1pcrU1j3ojCyCO8RY qTp5HqvF2t2jzy7OO5g3L3E41wP5irTnbWfvK/noWQpJwjTZ7soM1s1nM1O8cyem pNRIFxh2ogn0Go+Pj70NA0TzwPVUKZ5MXAVVepv0C1pI7CtfXKfGjRCxSH3vn4Y= =1Jsh -----END PGP SIGNATURE-----