-----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-e107-15.1-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-e107-15.1-stretch-amd64-xen.tar.bz2 b7803ca016bc324164961566387e502795b043565684ac6868bfb10e9d918e4d turnkey-e107-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-e107-15.1-stretch-amd64-xen.tar.bz2 d0d259508c9377acaad13f156e664b51580b4f7ff3c436146e7f9a49ed5426548e743ae559c22fb854adae6b7cbedc184d714a6bede9fb381a2d76d3ff81b500 turnkey-e107-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-e107-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-e107-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-e107-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-e107-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/ph0ACgkQhcJelaFu uU0P8Af/Xm7RNhU/5U/cZt+b3AH9R4c89WWVFbaFkw6PhRDkq4MRcak5eKmsvEmI 8CgYJZyeIPd7aM6MNAxII9gRiTr3VjpN+orakzxnnlen1SLJnzzRXcKSGPeaXMRa s74pU0+3UQMC1UtlVRtfdApMLF1xD5Ni+EAMza/CpcuBqu0ZpNw8rY7gwX0NZodW Vv5JZGWsaZRfBrQORSNXdtwmhpx4ES+44t66fzYkM4ZSfp8Xd7tNptErz0dS9gPN FwOF30sNNH/iw8pi7xWktzPYmJl256AQoylxoiBoQb3lCsH0+l46NSbPMmuAQgHt gLSLJZj/XMkJ7xAmJ9gzU6nTetYBEw== =+vC/ -----END PGP SIGNATURE-----