-----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-ushahidi-15.0-stretch-amd64.iso.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-ushahidi-15.0-stretch-amd64.iso 4c3e6a18c8b41041314b665edb86e72be486d0fc1c8d750a321d5c057da95a87 turnkey-ushahidi-15.0-stretch-amd64.iso $ sha512sum turnkey-ushahidi-15.0-stretch-amd64.iso 99d3f9580539149f6388816420c00cc2815f2c69181c39963d366254a26f8a67d783fa3504fca7fa91c62090c4a7f0a3f7729ee59e825f755bad99676c962493 turnkey-ushahidi-15.0-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-ushahidi-15.0-stretch-amd64.iso.hash turnkey-ushahidi-15.0-stretch-amd64.iso: OK $ sha512sum -c turnkey-ushahidi-15.0-stretch-amd64.iso.hash turnkey-ushahidi-15.0-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluD9T0ACgkQhcJelaFu uU3WLwgA0oVTB9fmXx/yPjWhguqD6/cZYMY/DkmYBEn1ngGyde8ykhdSI07MqNMy 5Vt8aOQJlkjHttI9Sz4WTVQJXqIfcJLBXOZCYw1Iip9XqY1iaFP3lvBN0utCbpVS jbYARBoevWMHcCdXf1Y4Byj7ALf++k2NLT5G8txSoTAD16rtaMYMdUk0dhrxCQkF 1rlSANDORanraltFPBHRj7ee6ZQrqAf7F2DAfJT15J7kxFPKTAaL4h+jUcuZY4Sm +qLNkTWXbrip2O9+cEehU17Ci2NHbth4J+3RlKkMb4oqbBq8KCzk081wBRE8x2ti jeEjrkFBe3fs67wo0k1jMrPpkBZo6w== =lIKT -----END PGP SIGNATURE-----