-----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-bitkey-14.2.0-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-bitkey-14.2.0-jessie-amd64.iso 7083fcfd945eb0c5394ada8261c8054da28122e6b18783897063127fa2f4cc0d turnkey-bitkey-14.2.0-jessie-amd64.iso $ sha512sum turnkey-bitkey-14.2.0-jessie-amd64.iso 102de584f8a606fb6b8d3dceedfe8489af993bf62710b2381caa4484583d1989d46cded6afc1f54c27cff61f471e2496e38165bf35ad75a277a2288590c9df48 turnkey-bitkey-14.2.0-jessie-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-bitkey-14.2.0-jessie-amd64.iso.hash turnkey-bitkey-14.2.0-jessie-amd64.iso: OK $ sha512sum -c turnkey-bitkey-14.2.0-jessie-amd64.iso.hash turnkey-bitkey-14.2.0-jessie-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZItkCAAoJEIXCXpWhbrlNASUIALKRRAWQm0KRTU15xp0zgBi+ I2qnKueARePnwFproYlpIqcOIbN9juTBNXmlu70+goyi76/kj5zyfPmFGVoY8zwh 4vlnDl8+iii2bh2XX96bABTtTef1yLzO0C9gLG5GMyiiwAUNq9qJkrVtwqpKcGMv Nv//0wYfEN7N6WSvuFJg7UvOxqzw62Ac2+LfZI+X997aAMxTGZpD99sayJaxVmNC jEAFoxnTlaofp2nJYn/P4vUGlzHBCrr173bfgjYwrikUQAtq7K/3HeDzkbOUGGvE Q7hEYJZNHj4S9P/Vzn4bPxPODVQm91zDcOF5uAkMSrqNtzi69yD2X30WlX5FXfs= =FO5S -----END PGP SIGNATURE-----