-----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-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-redmine-15.0-stretch-amd64-xen.tar.bz2 1827e74f720de88668e315d289587a930471a669d914a848d724bf87af565122 turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2 09dd07fd15162fc498aaaf5d3782525727d39e75516d9846c570205889a4e4bc33499414d5e2ae466b0b571570cf19035e165bb4c87e46a4daf6e28124de10c6 turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-redmine-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte13AACgkQhcJelaFu uU2Bygf8DCD4bm06pH8JGu364XezOTo6Ercu99wS++9P1MLpejWE1j8bRSodxthC XeKEp1vGK6swT80nDvrZdz7sjYJ+PFAU7nD4KGh1nzjzxlrmJkyXnvdd6YAlPcST UfEbSvfXBJY51ck4P6RIHiw9iXj607a1GyIOik7XeS0nb4RFqHf6sKsBuYsM461/ iDkdDYEUUZfkGSbaWTIyrgNDh17NO03MjRq7FgRnS3i4UWwlh6B5tR9r78WqEC1d a40pVrSTr7h8ZCWj2QDJJZZXxvbGX3X9WvI66i8bPjNKVreGFkLyxB0+oNmcIM7R AKBi7+l1irkUOjZ75P8V9WAX8kNBqg== =DK2p -----END PGP SIGNATURE-----