-----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 debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz.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 debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz d6ce30815ba12d58fc29a0bc9b90bb30297734b9864a3a6c8483e2d55d2e200a debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz 05d3c568fd36ca9bbf19fa69ebc1136d4a81209871f9acab6797d395dfe9a63779e36b0327d9161b460600a39cab9fea7eb2f3b5a5889e89a0268e0ce58bc6ac debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz.hash debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz.hash debian-9-turnkey-foswiki_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pg4ACgkQhcJelaFu uU2OWwf+JOmnRCDcxlYyzo5YFSGce4RhaFsZMko0vi/fDbG0cPpmJzqeoKqRlXfA CnFrR7i+eYOj0a3WWSfeEg5dj3Q3mAY0L82mNl7todIY/LVq2tCoZU2zash8JeBt E02RI+1KvaujZl/GIbyKSubYtKvocGPxw3CxkWiuPm/AvoPgxv6csx2TlRB/vv4W 49yzOtk5J7hK7UDsk+Pd7TZEhajbwIUl0qBE/jJr2CnGAwf6e+PtwOtROnNruM/m RnljuUY7Q06v0ks1+wNVKwwOe3KnqcWoqVATwv/oeOLaB+n8dEavXTT2aJyMTJZm fgtN/MqczYUCkCeiYgsq9zm/gK/y7Q== =aAXN -----END PGP SIGNATURE-----