-----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-syncthing-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-syncthing-15.0-stretch-amd64-xen.tar.bz2 8100af3c24ac02c28c7d567be4059d50bec7580fba5383a784eac02bc76843d4 turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2 d2537a85b762333afef5ab6b69235c901b1b4fef73f39d3be7c0341660d17d3db9c7a0264f8f2889d719bd417e390fe830564726f3f459ae53eebe6972cd157a turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-syncthing-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++wACgkQhcJelaFu uU00GggA00oBNr95rbrHM9d4bFDoZ1iy3c11o7yYq3wR9/PBFKKSCKA/hzs8h0xL oGtMbV7dJeR6Af2aWkdsTXm0n8B+9G1ZKw5MIGUc38jKh8501+Kp1P5ilx+R2Y+I Dfpr+84o4se9SXxMiMLvdOokK8KFFTmRLfrPFYVJQCPr0aLcP+kGsfXtcgq4ytKY qK0Z0jJyKYW7WmKnJDyhGCLl+GGJQ+Ei698okRShlBqR2F/HbcU45SbpNLN4Bz/j 365PJJWsPAIct2TSCyDFlnQNNSK/ubRwmLXkhQVqcMNTsY4tI2vRCfU82+4qz0FN ZGCem5TK9U6QUQpzPnUe72h40UO3Jw== =aFAV -----END PGP SIGNATURE-----