-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 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://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-ghost-16.0-buster-amd64.iso.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-ghost-16.0-buster-amd64.iso 1503378067871edb2038445cdd9448831b6440d2e55080c490eb39c2af74f64f turnkey-ghost-16.0-buster-amd64.iso $ sha512sum turnkey-ghost-16.0-buster-amd64.iso 8d00580ea02bd0b300811254f4c525e34e3c260b1aee33f8544b764c587dc64ba0758b323e01257996cded4673105ca1b09a9ad8b08eeeb0aff5c4d3abe1e6f2 turnkey-ghost-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-ghost-16.0-buster-amd64.iso.hash turnkey-ghost-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-ghost-16.0-buster-amd64.iso.hash turnkey-ghost-16.0-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl66q5gACgkQrF6wBJPl vBxs7g//aeWahoF1HemrTeT7cr1mZPCjiyIS45S/dcLlK6uA+ZHkcYeWMQ9zibBt jy4UH/pybIsO2l5vajJgZ5OT5DHWJZPYtAuCGCtIK4AB0x6+tVnCDLf4gCa09hRo 4hvWtxlxFayZ25JKz96Wz3y+YslHU7gzaN8pwOJShlid1Ji+lrfhiGaF+RUUthg6 Wx/HOgV2niWNvahUkZ71PtiFfWA6Qq05yV5NG2ZIlvmwZasOBh7iRVD8sL6WvBp9 DFw0as8Cxr02h0wdf5UefrxIFEEtzi3KyzTFRNjsaMwzj3JtLuddXcSO/JZenOZh Ed4NTQ4uzCswEFNjYNko32MTwh7Syv3C9ImN8QcwZSEwgTpyLyZtVjVYwFGb+gud rIBK6ak/lgQbIuI//tV5tbFVWzz74Hv0W6LF2+5kDNJ5fDN9UV3Hh9Iu6ozQET/5 EUa4IPk10NTXjtyQlH4K1L3FkhdRML1Knbf/iJKz57Cl2tWPy4Yhnhh0999eQSmp bnPaG4Td3fcyxWYRCprgjpigbe8FDkhIqDJ+9jX8ePV5bWSNvK++3Bgy6q425kp4 cCidecXD32OZQObME2ukGCZUF7Xlq/tK7U8sHa2XkRS1Mgp+k0gxYRaououLi4v6 hrDdqEkraFs3MoNhKKblnYXz3+vrOwnEqY8eB7QOlNQLPsY7Pfc= =e+jg -----END PGP SIGNATURE-----