-----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-drupal8-15.4-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-drupal8-15.4-stretch-amd64-xen.tar.bz2 1ec1b08e6086c740c28bde378ad4bf15af3267d787a3afad4e1331f75fca9fcd turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2 9264d2e70d98dcc7e3488c985bfea13c7d125259f44062e2fc2c54e9b22bb7b7082795ad66c521ea3839b870bb60bf032c37b2a2be6dfba93b606de9c68ba854 turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2.hash turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2.hash turnkey-drupal8-15.4-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlxhNvwACgkQhcJelaFu uU1f1gf/RsMFQu4OSsuhbgxt2hAS9XK7KHFVNUO1DrskIZAeBB+ZQ7isBYpPSNSq wzU864gIj/E69tmSs55uwFRcdInu3bE4oeeDBGcC4SRcTv0+9kcUhsfMt2nwa/CU /lOvF0VpnvH/OdFI8jTSlaELpil/TLM7j1x8YCIxHS1GT/rwn+StYluqvMmUPzR1 a5WO3gQsWo3KTtk4snw2qUI6cgEsxrKNXMOOyb6SDgdogXtvqhPZM6o1Obm0Xi98 xzQf4tJS3Q86VFErtrTcvo86HsOtyisVWFvZVl1wxrvdDYPqpZnNfIff+WDhlU9p Alts/uU0T6JdAZDtE0E3nHYOHvuBjQ== =VJTq -----END PGP SIGNATURE-----