-----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-ghost-14.2-jessie-amd64.iso.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-ghost-14.2-jessie-amd64.iso 0088409d1f10e76e187d1c316294681e2e88c30449d5cf9143cb8f9e694d2628 turnkey-ghost-14.2-jessie-amd64.iso $ sha512sum turnkey-ghost-14.2-jessie-amd64.iso 100c8f76c106f9558b917eb76f24441280e27204d1d4e4c1085a29bc2f3be423fd30888a956b4af3b35c1c712e50b39ff564f412c74b05c7a7183550d96d3c79 turnkey-ghost-14.2-jessie-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-ghost-14.2-jessie-amd64.iso.hash turnkey-ghost-14.2-jessie-amd64.iso: OK $ sha512sum -c turnkey-ghost-14.2-jessie-amd64.iso.hash turnkey-ghost-14.2-jessie-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZVQkpAAoJEIXCXpWhbrlNgckH/iX3MyN7Xas78HN/n3A9H7dR Y3kciSGZ5IWAlzE/FayZkeLOhCRbMWwelBfMBFuPMWDCzbIXUbe8oPdGkghGpJIT +F+GiqjWsSTgJVbFT08kA84SprnMuPJUwoG5R1bTc3wK/SrZFaKzrcREXfTL+Oxn +tHYBQO1awhuF/ZZVdRYKS1yCzMbN24j5Nprtbv2Vp8BowBDUyAnqNNQ+lWJuJo7 4YtcV8AqP03QMJJH0rN9N4Akkm2pjTSZdVCCzS7HiQexV16z2B65mbhM7GZFbep7 fQDtDVz4/yMjBxOviYejIueioLYKgxirouSQKkpUDBCfXec4vIrJX0ecJMul/+E= =/IOt -----END PGP SIGNATURE-----