-----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-redmine-15.0-stretch-amd64-vmdk.zip.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-redmine-15.0-stretch-amd64-vmdk.zip a3be0a24c6a4219f9e3ebf649470b2d171c2887bd1ed5d1c89a241986d638c33 turnkey-redmine-15.0-stretch-amd64-vmdk.zip $ sha512sum turnkey-redmine-15.0-stretch-amd64-vmdk.zip b665d7ed414e89fd6093321cdce8a9201fe93703322d767c3f2c00fa18a962b03db9b02406327e79428eedcf19d4a5d014625d13dc9d07a263f7f8efdadcb332 turnkey-redmine-15.0-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-redmine-15.0-stretch-amd64-vmdk.zip.hash turnkey-redmine-15.0-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-redmine-15.0-stretch-amd64-vmdk.zip.hash turnkey-redmine-15.0-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte13AACgkQhcJelaFu uU2NXgf/dLqBvJqqfdHJqAee0fk6ayfwTr3Qk7p8cb/tuF5B2D5sJkXVdCr3dHXF Iv+kpzCJNWKy51LVfjEte9qFt+E7kqfw+eJQDrmv7C7k2MVgjK2zAdGR93n7yv98 g8+2d5kNw0QlpkvOZsV2lk2+qqzVlEZBDo8EWmD5JK0Hxw9pCxP3n8KV4JXbVThT pffR1zOy6vRVpRmSHqyj5oo4ulYIe/vNESkHj05PSvF1aD+mSwOk7GCV53p1u5Tc OZq48mWvSJfntJFWGskmdI3xHcEhmaCkNA9PoPvNEkGSN9MxaGaDrZaBY3mUOpX6 jPGnxBnxHbBffaEqNeHzhxA1FradMA== =JvcN -----END PGP SIGNATURE-----