-----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-rails-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-rails-14.2-jessie-amd64-xen.tar.bz2 24f4f03b198e2d7daec546b29fc37b2794d33417faf187c333d2069a5fd613c1 turnkey-rails-14.2-jessie-amd64-xen.tar.bz2 $ sha512sum turnkey-rails-14.2-jessie-amd64-xen.tar.bz2 fd79d13dffa9c5bc8da688839b30f0f205ea0448a44d2827566937a6ab73c23d1ad0af5b4add6bac0425b9732fec0bf7e28e08d9dc9acf01795392d0b63516da turnkey-rails-14.2-jessie-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-rails-14.2-jessie-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-rails-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-rails-14.2-jessie-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKlAAoJEIXCXpWhbrlNZYMIAJ+Ih3Zb9HQSalX6llSBE9Wm XocJ/Ym1BRfworINNSaNkOrvKSXcxrW/Ae0kZabl3gAvGN4vm02vzrU0xII5fEp6 aU5Q0DzYoA+24c8CFcYcioT/bkpB9Jk5WD0VulaCjF9CSWJ/MawYNu10DB2H76v0 xyTaVd/b5Q3DlEszEUH7hD520qnMIYZJs9fYavcJBIr7FwhmOYve84igy4PElF/N H6wkETb4PasOi8UZBsytNonI2loTxFAEw9kme1FGUStA9BTsFirnucPil4w6yXI6 zfQ95t8/2jrLhT2PmtpFbxuJOP57v37QshlkaFv0fd7UCK8funrymsxF5qnaXdA= =EAxi -----END PGP SIGNATURE-----