-----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-mibew_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-mibew_15.0-1_amd64.tar.gz df9a8308c026e306c8a901234073b46ef01363fbef5af20bc16f44ba8064c621 debian-9-turnkey-mibew_15.0-1_amd64.tar.gz $ sha512sum debian-9-turnkey-mibew_15.0-1_amd64.tar.gz d9fb0a62fe307b43dee4425a679f1f04cc31fad910bc3bace843cff9008706965e51f85e54d9987b3dbb8b8e5cc64e70de0f23f77533a9374c2002dbbbb750be debian-9-turnkey-mibew_15.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-mibew_15.0-1_amd64.tar.gz.hash debian-9-turnkey-mibew_15.0-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-mibew_15.0-1_amd64.tar.gz.hash debian-9-turnkey-mibew_15.0-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM+9cACgkQhcJelaFu uU3q1Qf/dnj+4X72uZi1deu2Q2yiUN3gCn1dFajJQ7VKJpHTiMjXAzFg+d/p+RuC DN9marM6xOg08iht/fmfjrAFZeDMmm76RUQE60wc7Rwoz322nhrf2w+yKdu5s/Ih 7Irt1kpmGK+CtAYP0LGaGnQoluBkS7MG83m3zIVI6h+hQasR8gqch0xyxncWDYuK Qa1l1GY7eK+4r1IpjHZsfNEUM7q3ml+yL492UHJm/dyNjyjTfup6pq5gMFXqJ3UK 5Qj7SDdYs9nOUkkTRhwVWmR6EG4hYE/Qc2w0Fkc15FZcs6tf6zTz65mpP/4vkn83 /pm/3/s0NxiG+shYCByt1vzBC+XLDQ== =JClX -----END PGP SIGNATURE-----