-----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-mediaserver_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-mediaserver_15.0-1_amd64.tar.gz b96ca2a1ba0c72742ad3db208397127d9e49a3d2066d534e86c52f2045686f2f debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz b9df19a764cad9ba359e47f6570a9465e80a14cd7ecc6c70c3aa6edf3915f28936fad810005e834172d6b427f682a27d3a113209d8ba0b38f174b38b254e0698 debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz.hash debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz.hash debian-9-turnkey-mediaserver_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITOoACgkQhcJelaFu uU2i4ggA3hZ2V2yN7kuLH4J1gaeFWPDvSho5ZaddYDKN4efSnho25w7WGvpViZq4 2AQ0QW/6LpCgB6wInuMnwraVLa7kc8p88eLukhON2HLcCyrHzSHkZdYAbx4j8rg8 aC8Ipy+8wEgqwF3WDC0eryb2+2fyF69hRiYDRRrGBycUcEyySDoxEphUH1qQdaRQ rlaP2r9XZD/dp7KXsRcdXKtoMAplhGV804Qgqr70Wkv3Mgm7IQc/CHZdePTHrfz9 liWs3oCjn6PMj5Nbxk5dS8f5dzV2QRY4CZRYx/rFB8Rn6r3H6A1kj3pa9VhXVUHp p13Ou7QyCneb/VRfkXSYB9e07S6hww== =B7PH -----END PGP SIGNATURE-----