-----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-syncthing_15.0-1_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-syncthing_15.0-1_amd64.tar.gz 4ad6a1bc6cfbb315196aa2540690cd71755b509b48d2a00cc62752115f3f7dec debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz 384513b1aa7bc2a68068dc8582400415f7be9993d57a22c2d0f147d478df7086db29cf4187f125a33576c6f3018540511257606517ebadc9d29f8afab968d772 debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz.hash debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz.hash debian-9-turnkey-syncthing_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM+9sACgkQhcJelaFu uU0u5gf/WAEfD7zeDvSQg96ak3+0nZLzWlQHrE6/OqYvB28XTal8MMMEMH21jo5p y7sN6AyDRjXFSDu9ft47FSohqnhf50cLIztjO6e3b8Gt4aDd9IyeaVc3Ikn6jdgA yuRlNMdwptbeB0t8zBOopLWwlZuQUfzLpD6Zy9qF1GByLbgIfzI7jywIhrQ5loPf UA95UKsEUt8TXvky6cpOGJFlNr0tEyK0OJqVoRsEmQwi9GenxRSuPMV3sokGsgh6 WnYs8eFVOAKOfRKzur/50bR0z3agsVPZ/qR/UMAnuccXYroL7UrehMWUKjyC0HdK HgcB8INVNpDsz0VN0OvNmh1pwlpHpA== =QwTO -----END PGP SIGNATURE-----