-----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-web2py_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-web2py_15.0-1_amd64.tar.gz 50b279145fafe531197802ca5f1b35f260af843f1cf8ebd73c2602fdbe9bfcd6 debian-9-turnkey-web2py_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-web2py_15.0-1_amd64.tar.gz c853fe72b731cf2dc63db8d6d7316e2fd7ab8dfcaee78d1e96e3b68afb700a5aa6e82d560ce5cb02440027a9fafd903aadaeb71ec1b04defb4fe3747d002e9e5 debian-9-turnkey-web2py_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-web2py_15.0-1_amd64.tar.gz.hash debian-9-turnkey-web2py_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-web2py_15.0-1_amd64.tar.gz.hash debian-9-turnkey-web2py_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM+9wACgkQhcJelaFu uU2wtAgA5A6xeX0m7na6y0RQxYIdgOF6x0a4tXA3l0k9wr9Qk719WngEHkYQ7eCe 7Oq9nSy7wrigFv1CbnQY8BFzPi8rU65v+V7ux13x5b0qvLsTjoX+aSFi19JsI0Y1 cduqUOVFfvv7OctacN61jMhDls2q57q5r6Zn4TNxW0XPfES6PgDoXuF7CTs1iV1J VcfJFKydAalpdkyCdnocfRJRWH7U4Qt0wSzmzyYvSQnpUiNlPd6u1hmMknTggWj7 ozF8DndmbqHmN19geV6ef6GxRKXyrtj0Z2NmXjM6YjXEHilxA5M0Q/scITaVgw56 rS/x77n+TwDnNgg1DuBnl8uRYa1XWw== =vx8L -----END PGP SIGNATURE-----