-----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-gallery-15.1-stretch-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-gallery-15.1-stretch-amd64-xen.tar.bz2 303afc259567739356ad22b71a026a3c7e1278ec95209c0a2b979a9a3720891b turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2 36baf055a8531ae159745d5fd490eb80acf4e253814fee93574e8ea087c745f1efc208c0520f780dc68fad6d204f29abe8949bf42bfc544b0be39d856ccce476 turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-gallery-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/piAACgkQhcJelaFu uU2H4gf/SYjqEV4YYr9aaLdJiTcjSH9KI/IiarEbyAD27binDjPfrnWf7xIejGZr WVH0KXF+s+2xhWc85sNvZRXKdmweOPHxbpvlQFcJfiC6GKMsOOnIWS0Kz01CFMWu D3nctfTbDChI/X3MjR7ihYBTJHrCauqEE2dG2sKmsOavKC1mywjp/sj91HwwY8jB 5Kit40a3r6RKf4rZ8SXLX1FMAd1PIaUFz8dSnSwtFa2Is34SmfOZwqd5UJ0aL5UD uu9oYEmLyo5pApyrGKXmUilej33GiUH7rOdlLPJMLJnMKveCVfQ13iEReRn0KbNS f2sAFkT2q94h/PrH9NiYFEe0GcZLlw== =NakE -----END PGP SIGNATURE-----