-----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 | gpg --import $ gpg --list-keys --with-fingerprint release-bullseye-images@turnkeylinux.org pub rsa4096 2021-08-04 [SC] [expires: 2041-07-30] E10F 6567 0C8E BE42 ED0C 3A49 CCA5 1174 468F 9073 uid [ unknown] TurnKey GNU/Linux Bullseye Images (GPG signing key for TurnKey Linux Bullseye Images) sub rsa4096 2021-08-04 [S] [expires: 2041-07-30] $ gpg --verify debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID E10F65670C8EBE42ED0C3A49CCA51174468F9073 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz a27ac9d26bf1dfa02add82644ca994de13c65e8fcbd7e815101571e64ea0a4b7 debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz $ sha512sum debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz c7246cf9515f9f773ae6b2140f6ec9a6118de1b53c08fc2142b5b93e99ab7195820b414be443e60911ea93d31497b33f04445137bf032461beea781c6252c459 debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz.hash debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz: OK $ sha512sum -c debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz.hash debian-11-turnkey-domain-controller_17.1-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE3YP+u+JWuSop/BuCHkh6RjHW/rYFAmQr0eAACgkQHkh6RjHW /rZwcxAAjn+aLbbGf0TgeWuhdZPDOw12LX7o0zk3c3en4Hm7q8hQfKapanw/KT50 4m8F9qv72mKJZNGMg+x4MOySCbCj5EEd+x1iEIZOW2GiwIxcD0Wq42zRUbo0rLJS Elh5y4ffWTXiqmjlULCfS3uw8vTkAWWTUu9EbqGF+1DYGDpy4Ot2GUIaKLlniu7E a9ZzzTbZwCpjRkEqtXutm4p7cXx/fRsP9Bd2T1VOCvyig7bKcFuSpPsMpVPa6tNp Yq++Ptx6oHl0UiGJ/ndNmlcr9m1m16VYtRLw+LX64b4qvE+rPitzLWtFoGh7rJUo GScZgKWB/SkRhLkMkPwME/s4PGY4o72W0DFkygHf4pA7gGjvoK/9qztC4K8pdyvP EtxsF0DOWRCpAuXUwg+9TMk21OSYlenJE5uHUfrjPvea8SD2nF1bchbXNZXEJFZC aYw/H8CdSGvZoBA06EjdAnpb+TaAddyfQpL7nSMl73nr3UhL0ZpflCOCn1Gw0cbB iVrX8mbStvF3N9ENwwf1FsPxureooDBRnhGkCYQz8Q8CCiEJgskXdyOv+DUd/Wyf gxXrLbuw/gymKigWBnxpClOHWRdkbS1vIoMgDiBw/PGI7FEhpnVjIXH39nopk8b8 VMjxZrZ06nkOPvEo0+WxcZ9XB3T4S2jNDgxOv6evypjSN8gGGiA= =beTA -----END PGP SIGNATURE-----