-----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 debian-9-turnkey-lamp_15.1-1_amd64.tar.gz.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 debian-9-turnkey-lamp_15.1-1_amd64.tar.gz d7a5c0ceb4faaf02a583627f9b5ae1f4679e4b1183274812fd3aa9cfdcc33d31 debian-9-turnkey-lamp_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-lamp_15.1-1_amd64.tar.gz bbface31ad1bcd2107018ab121ec6e3311b9f0acaa2fd0a3e7479d92ff88d65d1dc427cc70f7201c6f03992f01338e24cac432b955eed83a9bfdeec0d29fc002 debian-9-turnkey-lamp_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-lamp_15.1-1_amd64.tar.gz.hash debian-9-turnkey-lamp_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-lamp_15.1-1_amd64.tar.gz.hash debian-9-turnkey-lamp_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pg8ACgkQhcJelaFu uU3QyQf9Erc9eOhZm4Immszpm/am+tdoubra/Pqdn4AAhBHamwc1pYSaaNQ66wW4 xCM3jHhsMh21xB0+9VeWPAegEKvtYBoDLfggXFN5Z/f//ovAq4CIktcTvWpa0SGK OK6LXom69ujQWEnj/KCesMBthKBUi0WQw6HEA35pDmTW3AYC6NxLNeK9FiHkzEp5 78LDQlHJsikTXZVQmrrMGfmkg2s+MAUlVPrpoJwkUvDgZ3bL/D7R2DIK/QBolazQ ZKVoGPvpJRAPtvRWVtIr1vxmfuYFFyy7ER4PG5e2enkr0T5YJqgNgC3+o47QdVil QuzINmoMV2+dTdBbFC+FF0dsUlivXQ== =E74s -----END PGP SIGNATURE-----