-----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-roundup-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-roundup-16.1-buster-amd64.iso 32ed549bf75f4d74a85007fe74c317ccb32bd07d242ebe6ca7b0bbbb9a79b3e5 turnkey-roundup-16.1-buster-amd64.iso $ sha512sum turnkey-roundup-16.1-buster-amd64.iso 0e83adc107746f9995aa5c3eb66dea4620d155e672a769dc52b0d9ef514f8e1277dfd2b641907f1717cfc758d11d02ec22a1997ec651fef24f877c1de70abbc2 turnkey-roundup-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-roundup-16.1-buster-amd64.iso.hash turnkey-roundup-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-roundup-16.1-buster-amd64.iso.hash turnkey-roundup-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmBh2OEACgkQrF6wBJPl vBw0YhAArXLn5rJgo4K4jdTXNyrMTW2+izboT/DmdeW5MRvqiFAEbxQAQh+QrLon V1IikQtwx/xcFPAooLUfrU/MxHSI/KnlxUqe01FrYsBxAAikWq/FWPHGY+CxmoXe SiqQZ68NH4kdvUfooV5TiMPryb2AtHvCrQ2PqKsIG222qO26qPBUJjXAxplJ9LRw bDiarJhK9FJi5kMQuIL3S+tgZNBIGOIq/KCejgzqESGuRm06VJ2cF95K2RsURWwn YJAy0J6uR6mhwV1PzSSFx1W9LSAMpJ4ji263Zqr6JCpVBHl3kKJjvlH3Hb+sPFQE +a1SN6gOzIvQboLBLo6Xp2fjnEWXQqy+VxrxqZBUKdaaC9vCjH2m9YxIMgVN54sY vYCmX9Dhr54PAY97x2YGrrlMco8dnKRjtLSQfB8bu9ls/tvkXyE9YmAmZGvUeVOX vCZ7qp4xr+eFBZoq4tEuwn9T3Ic2Zg/keqvmu1vKVrZKPDGSZMgoE1LqBk2+cYDB l3lfpcsuAn5XkvJpGpq9K1aJMQxWr+JUN6xlPIdtO3rna08M/9+eZ3Nv/SABr8Xc vgvB1SdbHcajZP4ns5usIwpITd/a9wAgMgLiSKcnKrNz6qWIaKukkzgiSpBeQUFE CWnSu5RuLznKlnlhpyyBvzgw/rJ34XXKKRcz3stkWEQ5xKKPh/A= =Bus4 -----END PGP SIGNATURE-----