-----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 turnkey-tkldev-17.0rc1-bullseye-amd64.iso.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 turnkey-tkldev-17.0rc1-bullseye-amd64.iso 68a9ac74bb432ddc348ec5263a2a63c2f75f40138b184930568ea703d94422c2 turnkey-tkldev-17.0rc1-bullseye-amd64.iso $ sha512sum turnkey-tkldev-17.0rc1-bullseye-amd64.iso 6c45b71252ce7a0911e754c712f72f40fc15626b079a7a5094cdf2fe28884218f2f075e4f07ed30b90fe79c807a342ad3f0aa4e7fa0e7ca78001b412ed7513a2 turnkey-tkldev-17.0rc1-bullseye-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tkldev-17.0rc1-bullseye-amd64.iso.hash turnkey-tkldev-17.0rc1-bullseye-amd64.iso: OK $ sha512sum -c turnkey-tkldev-17.0rc1-bullseye-amd64.iso.hash turnkey-tkldev-17.0rc1-bullseye-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE3YP+u+JWuSop/BuCHkh6RjHW/rYFAmGvL9UACgkQHkh6RjHW /raHCQ//cugGMVpYSK9t2baoNKlRE7PQWKSrNZZLglUhAjrjZ01T9h/vqB42c/Zn 9usIPBrCElKA4XKJFRhHswugXU6wyXsJq2yyhezJaSV8jDjWNTpNmZbRmpFQYHVr by030KMGWkdiQxI/QrU6TDN+3gMQFKW3k+GVIh30k10UpbZ7nRIlYOLzRu2jS5wT iYhV1q84v4yEMRgRBJRvbJXyyLT9A0b5Y6IqZQzbPa2Lx6AhLVbElx7PLdE0OFXX Qu5mqBAdE7SHuZ4h0Awu9Hwflke/wAu25sGQJkn1pPxw4hHONec39fmmA7D4fY/h KZU5j5c3kxX0nG5ShjfF3vz4zqF7ev8cDbHS79ntUW+3gfHgbFjHCsATXcR/PgsO IzgKTJsaiVy5/ktaIE3a5j51bLvkxAEpDyOlfyqRD2W3fTA1keo7n1Q7Nv63NkPm myIDoWp7o1VtthgKUSnSMltsf6Z7zGk2gy5+pKH+GAdCgtgl3dgspM5I3eagFcT3 XMPouP+gV4uN0e/K6xiV/LjagF2yt+cKgM1sbVb4lL+jq9dNviNEf9zcKRzH/sQn nsxDlwiH6M9bo/CREP93T7zR3aThAuiwM7efHwIGxJH033MOmV7sNfCdYY7cbUzB nRaCdNWzkYA+ixbDJ2+nuv80UmihEJbGrEjolZiZP/3kx9hO5mQ= =ZSiy -----END PGP SIGNATURE-----