-----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-xoops-16.1-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-xoops-16.1-buster-amd64.iso 1b8cfc4cdcfc64fc57620f0b950de95ee7cc7b7dad2d84881b9252c3c57d4011 turnkey-xoops-16.1-buster-amd64.iso $ sha512sum turnkey-xoops-16.1-buster-amd64.iso 3d194d2ca5755c70f2917238781a3f0850b1ef903d2afe41f90fdc05640285a9521bf1d9416e018938944e32ff4d0f17c1b38110ebeea46330027f2e7e537169 turnkey-xoops-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-xoops-16.1-buster-amd64.iso.hash turnkey-xoops-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-xoops-16.1-buster-amd64.iso.hash turnkey-xoops-16.1-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmBh2OMACgkQrF6wBJPl vBzOVQ//ftiXoGX00gWWVniqfTpIi9x16HEMUNL7z9itBY/w/qOpEN85zTdYMhZa 79uvJM1VgLudkjvEiD6P6uONsmKrQsBlAu4pPUa0XoOPEuGAt0L24tO9j1Dd7yzg nDK75iOwxX0aV67yTGotgpcu7nyyPGgDXsUYfcDZH+cHCqoShahzyGLHxtaStkO9 A258uz+pmN+Nh2bZofW+5zi2BsipnQ+uNqHuipogSIwWod/DsUcaSg0AwurJ8mFy am9UpSEG0BMfSd7ORuYqY5it/sAJ9bG1Ml9qoR3Fww45pebbofCRnHyKh1oNm4Xq SgSlT9xEVSYA2l29hz2xsJ1Ehd9KH/3ohRc+VyseBKzbNg3HENp0La8ftGHpK2gK qsfQ4OLDPBFL74ptYT+xuN+FAqbO4Ma2O7C5kPyWPI319NmjcJPRPF5EmhqHHUtE uF8PcISN1Bbq+JCMaMP9nWf4CcoPDa9N2p6gQaKarxBt0O2pMw0zA4GNAk9yeMWp nc3+Uh/d4jnMB95+HiMCwo6ISPRr2Xx9c3k+5OB43TwsmM9huWwLjf9fTGjqCQJ0 kx4dyURjuiTJT0RQVkNmpChSsv8lb3duzRHf8qEJDEGTSN0y0RYMnXwGHLjmitBW 78DjKdfWu4tcn0piYf9S6PA8Nd1VV0nCeOcYv0gU4rgONZzqzlc= =m58Y -----END PGP SIGNATURE-----