-----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-15.0-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-gnusocial-15.0-stretch-amd64-xen.tar.bz2 e3989a219cdbb65ae95cbd91b3e808ecbde36e6e17d76e2b7556271d79431f63 turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2 c62849efbbf76691bbf1aceaea500bdae42f33130f71cfa563714eb36009dd8c900710eb5c66cc4ba1b79aee6532f6ff5e8db3165c0d7d7f88463d4d5c5f2d3c turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-gnusocial-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12QACgkQhcJelaFu uU1N7Af/SiXcEVOX8AziLiEvEZ7ToMPVNcN3gzcEtC9zaO/OnSdOILEvexENcEf+ 9NTiNOzw7nG33PTW/xM6a7sga4ZwsjYaGWe6wapMILRrUQMcGd4DbOwNqVTjC2pF Sn7ghoK+P9ZGwyaO3mHfmu8oEQ7a7oVovGG+5fJa/EBaTj13FGftK/TY6WeeKzBx tlW6UxniBA9pNtWkg/3U0tfhnuGDDhlI9Y3g4So9UbxecQK7XcWz0f8m/NDa+cLt KGAI8X/UydajKjamQrc7/dR3LISwkIVElV7MDdv/e7Svzrk0kD37rWodhNNskOxy ntgizxq+CKIFsUGTZCkf4dU1XGmChQ== =VT6I -----END PGP SIGNATURE-----