-----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-gnusocial-15.1-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-gnusocial-15.1-stretch-amd64-xen.tar.bz2 692c28939a025531cf8209aeb8455239c0eac3768c047ee2fae001f00e0fa4d3 turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2 2bcebd2757297ba163761f62e1b363f9a0b2ebefe1a3760cf2fd09fd64171a0aae7c726460f9e5a6e31dc076533b992ea659e2289c7f4d15c3c9574d73db487f turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-gnusocial-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/piIACgkQhcJelaFu uU3dMwf/Z34y+2LZd1R1za5efm2WMlq9USa+nQsQKwAcy96s//w528s5t7ATvJkl ACU/vpYrx3mmtaoqBp3Z9iuyQjK4Zl4vQeoGE/PBUGFYW5TBhykKb1q+KjTi9al/ vueFnC6wG9g45DVEMmVFLWx1agGR8CCHwlO5gwpk6Oqpne52kZC3xvpPlDu1htEj 5Gr2PYR61Ie8APklx+UZYdtl0ZzmaN/8lpVV4DeBB4dXZS6v+EVGR39Z4ZtBI/T0 RX1+ZVTP61mhCoG6E4Uist5I79U911tiAEarw9YeXZkl4ENh3KVA+q7jxrgeZlcf /yU3sQoNyzHw7rX6WrITObhUu7o0fA== =2ove -----END PGP SIGNATURE-----