-----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-punbb-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-punbb-15.0-stretch-amd64-xen.tar.bz2 889d14b8797d502bf996faef77f5531155c6a9e9fdf7274e2d36df6ad68cc04d turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2 a9bcf92d96d3b1efc298a9e7913caedc8d25f2d3c1e44a24235e2db8bcf0835833f81803ba58109d95f69882243490ba1662d1609df751967b8162fea0e65507 turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-punbb-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++gACgkQhcJelaFu uU1+RggA5L010icBvJFineDhkIbdoYzUU7sffOuT18JqfsykRCb7nNxxpRAHFx3V sDJQOrsQOSEh9NEEgpIctduWEZKOEjv/n87dCbBxHX67Av7dFrBum8AzLK5mH0TM /p8fv3M83E1q3vePkruuxXBwyKhvqNmn70BxYRZMf2cSJUuocGhyi3PybMi2KAEn qS0FI2R+ys9+ag1GliWdneKr+NddJyQjPy1zBnLyCroKpsR0DqOs2W4WRbHd3kvZ Pc9eiUgOzuRpz8l4Cd14eIEmeM38rINRGmiL2wWmAcjXC/P0ZtUzusRce6Nrz3fu yobpXcYcthq6SfIIqIr8B/eRpFG4Bw== =KsVK -----END PGP SIGNATURE-----