-----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-vanilla_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-vanilla_15.1-1_amd64.tar.gz 48049b446c980d7f2ce6aea749a553ad2a48b5afbbcee2a8ea63191f17467c92 debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz 5867ba526f7f537ecd7dd357cda48b67a67b0665ce951d040f8a27e988c4d0c048d1e3267542d762cb3b900bda3790aa3ec528529343395f5ee67cd29a2c4d3c debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz.hash debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz.hash debian-9-turnkey-vanilla_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phQACgkQhcJelaFu uU127Qf/QGsMAtzWZYIInorlLr2LcdtNvdtTqF0KtYmDQkmeJ1TKnuzAzpxGdTkJ 6+coDnX6yfRc/HUnrkX1hngTdKJeexUYnqRnwWFrcpSdAJCIgVrHu/BcLflozx47 NcZljnPR76QZvGR2VoLAm1DJ7s2nDVaTY+DpJwoqAwZpJpojEv/tRoYBgEkqiCiJ KvU3JAn8TUi3cyNgWoZTkMBc0d8Ra+ntYtN34XCMhMncjHIukfGc0RcuNQGZpGBN 5oLSYsFXebBDk9A+LbRgT+2Ye2FdSu+dY/7e/9WBVV5clo3aWHKyVs6LAShm6YH+ +VW+/bXaY26wNRXnLxbeloQbuVe/TQ== =feCs -----END PGP SIGNATURE-----