-----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-openldap-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-openldap-16.0-buster-amd64.iso 5b662e21a6e70cec2d7ce21aa68f0c3eb2bb504e16b31df6643cca0358b13eb1 turnkey-openldap-16.0-buster-amd64.iso $ sha512sum turnkey-openldap-16.0-buster-amd64.iso 863c1387c7b7ab6dc9e46daf59182c7b9eda888a7d2af004caf13081908039cf7f329cf1bad283e9e8eb74121de0a2ca4588cd166d951f0d89cfd074dcae996d turnkey-openldap-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-openldap-16.0-buster-amd64.iso.hash turnkey-openldap-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-openldap-16.0-buster-amd64.iso.hash turnkey-openldap-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8Bl5gACgkQrF6wBJPl vByddxAAlVf2ESDgPPNgItiWmApI/5YC+ZJMZxD2CRpNliN8AxAq/rkORxWhrVxn C4R8mRonq6ZiNK5EJkQpKH44ETKj6E9I5Cit57Elo0S79xdQbN/ZhvCA7kIqaY5f ZhE/yC7kEtZlwULVcUgUuNNco6jxiHOaiH38feicSG2qukB8NX2ohV34kToYiY6v 2yYuzyxf9DEf4bq/qdQ3O9V1kX8630xu5KJz55Gf7BljefBX4WNL1cN1O1H6jBtN /OXoWsXT1v883H043NzmlZGALEkqn9bSPp7gKqFTO4JmJmeaeBTKOxXxJ/3bkUT0 SyhRjW023EWoOvDIN4Hf/LGKtR1cKAHcUMT4qqgC5W3K4gBXKbhNMLUGjwFObvYE gSLDL2IPho5sp0B5/PIllKLGEBNcrNM6CAzT9qo/4lJfhv3IWiXY6/PHhUG58L+a 0GBLMi4DlYGIIgb1hozTeaEtLtHPaFVC0/+emgmT+oqvJwTnao1Z/4SODTj3W4O2 ai3n5a8sHXsge2UQPD48rWnZMBMvkityVaIelpfm2gkk6OQ8lSKZCxr3Xoc2N8O9 Jx77NqH5sFGyQc77kFcMlsmnLQh/9GwyLvnEQPojTVULDjp9DXD9NDFLTkS89h33 0NawGc6gIkfa9QCdNhYq1s4t0Yc/RTZ0yNjfmNBhoqNAJPTuFJI= =DEoG -----END PGP SIGNATURE-----