-----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-fileserver-15.0-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-fileserver-15.0-stretch-amd64-xen.tar.bz2 8b286e02d7d9ca2df28221f446f923bd94d88c0b9c848f62db93b5f348ab8fbd turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2 4afbc6295bda25d4bb95b3568eeb75f115f6c2d798f1686d94457edfda20ce0546aba736253fdaf8bfb6d72e97340c5030a9bdac17871dea3c56872aaede7c34 turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-fileserver-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITPIACgkQhcJelaFu uU1f1gf5AY5wAGP7b2I1BR9tCPbHI59EPuGwygihXmp9jmbWgyU7UERHxUM897eS 2iFWxZyvaI4YT5XZg1+3v5OsuyxnHT/0FY77YwpTNfRj0fmS0JcxOtSeGHg7wufN Ir3WEVMmMriLS7DDp+5O254rz2sV82my64tn48pnCzgLv874TiQqanACYVCeGOhZ V5mGG+WFSipqBXFQs1jq83nu/A4SP1dZZuU8S0N8+PgXBMgrOCnAkXGCiaBGYK5c SjwoK379F0p1WcDY+wtZfRjukDC/fV/431tVjx+FMagD9DyNjrdQWzmzpYWSNhV/ CLmT5HI9eiRe1rxIfDDk2FTVLJZPmA== =gver -----END PGP SIGNATURE-----