-----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-mediawiki_15.0-1_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-mediawiki_15.0-1_amd64.tar.gz 21dd056572dfaf59adeaff400c394a8d30bfb73a1391c311f9f9f99be2bcb340 debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz 21bc32af9bb893b897734880c29e6f40e07b8039e7f085ce878fa8938a1c531a7f0c593123302dfc95c60289512ac91c46f62f93b4faf1da42fc58acc0655229 debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz.hash debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz.hash debian-9-turnkey-mediawiki_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM+9cACgkQhcJelaFu uU1+QAgAmvnoN8qi1J9pmx5AZZvEiuaIebiLCCLbzzCqLtcJ1dMWFJR8FkEzfhq/ ktEdXCbeOLcUbb93M1MLD97hypikmzNSRV0BYO0Rxfil01KN5Gu3IcgL782TMGL5 Brx84XUoYMEA1QUnmuRrbEn7KekiZlNASF3UmuEXrF/byzhNTc5jKFtS1LgP6dCL sdijvZPABK9Kc3au/8tg4+/3F4Zwq0Kct8ZdQ6AWE0mF3UZOjOzINEZGK8UHQua2 Gj9XVZUQE7g88VknQSXkKSMM7+zSJXfQT51tZq11HY9YJ4s5/H9kPIhwkjJgZ7/u 3sZOi2Ejwv/opQuWjFb8dMj2ihzEHw== =LV9e -----END PGP SIGNATURE-----