-----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-mahara-15.0-stretch-amd64.ova.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-mahara-15.0-stretch-amd64.ova 0c27cb3dcaa53f80bff06138f4d95960f8e20829111b404ed075ee36fd5a48fa turnkey-mahara-15.0-stretch-amd64.ova $ sha512sum turnkey-mahara-15.0-stretch-amd64.ova 0dee84712023f22cf9f173cef6d7643fc0fbd073f323e29536d07586c1f86fdf7a8f8bf3c5344f9a5d732a9bf24fa830c55901516b8a3d808929e0ab0c7bc141 turnkey-mahara-15.0-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mahara-15.0-stretch-amd64.ova.hash turnkey-mahara-15.0-stretch-amd64.ova: OK $ sha512sum -c turnkey-mahara-15.0-stretch-amd64.ova.hash turnkey-mahara-15.0-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12cACgkQhcJelaFu uU0cRAf/dauKbfst/Kf09fLvdsqrxiXo8uq6/SbQpNjk1+81mtcJU/+IxC2ebfOJ /Ef+qJOoGSpQKFNbFudDC+eerbD+QyqTRKxt8m5Um8OIpLB0TVbWzsJBoYTj2wxG OX9IR+e0J1gDunXXkvsmVG5fY3lTYU8/x6m4sBfBM0YWwEz7O4oh3z5dSw5w6TtL AkJdnzfUfRnffVcZFborXVjUg80HzrEg7NNm/KjY5v/ZA+cHLHdMr8Pu1A51UcIx K7T214Cm32ziLFARavJCcMrnwHkG/ZMXiAdeOtjdnjpHllyLxh+OV1HEuTv/kgLt Q4ptvuDN/PyupfEBYEvQTNtK5MZcNw== =7lmM -----END PGP SIGNATURE-----