-----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-lamp-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-lamp-16.1-buster-amd64.iso dbf57fecf7b819e925d628a9ee6a71b6760c45686c54e7f94cdb0c6a3b6514e5 turnkey-lamp-16.1-buster-amd64.iso $ sha512sum turnkey-lamp-16.1-buster-amd64.iso 477a020a389c8517906112f55aa39c0fd10f1e8116be99e9286e71ce8fceeaab175af053eb7f29e5420f6c480b5af35038c8b8f874005128fffa3fdfd4c3ae68 turnkey-lamp-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-lamp-16.1-buster-amd64.iso.hash turnkey-lamp-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-lamp-16.1-buster-amd64.iso.hash turnkey-lamp-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmA7b5sACgkQrF6wBJPl vBzanQ//UVd1PoQE8uYG+gdBVAYvrGUX01lKCc29tvtGEJlp/XzYb/jIU5NGaev4 Kqyt304IuPe2j+q8S/aIc2fHV4plApGdgBv5md2IKVr87vhu5Dbh4kjkL1IBMFBE oalQNf9yjPJ/RyUmemJnSiB7+K9kwe/Xn4th6xxrx60iTTje/LZd8OYwY7q4GpQx OLKJQ5rpaaAw/4IsUimnO0/iuXgYd45Zk3R2yhBL9FyQcg/rFk3ClKudizUA6fBQ COggGaAkXylrFnAqqGkry6L2uwko+nXzap2tbIrg+tWsfdn/RVKIgso+fvLB65VX LaBmRN9At6/W9oI+M4jDMAfA0+g7KtQDIKPysRQMfg6Xqd9PnA1BttM1hE13xFi+ RAE61Q1mC+YNB+6eGJC9dLRJKvesykL6MrjCVGVuArk//BZblR8l/VNSWUmxeyq7 ecuf/MSL5syNp7eiTU+YLAl4H9kUUmC8h9HmFxlo5ukuJZzOlqBSlgHXl2zO/NO7 zBejx65dyfklCJuDj8uAheNnO3al20ig5jBHEEAsI0ajbYAMep9nLjsI9MSSJCJ1 xg2VTw6IyDVbkIwkh/ZN+pkmKxKQPXtBCKdLfDgy7k4E9MkSjKNaRHsrIKnjXuja nVsslJiVN39LrX3fmrY8tc1jQkOgp3YJ/Aosd9t6i6LERFBRsA0= =gQNX -----END PGP SIGNATURE-----