-----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 debian-10-turnkey-mantis_16.0-1_amd64.tar.gz.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 debian-10-turnkey-mantis_16.0-1_amd64.tar.gz ee9310904beec198de4e10a02127c8a769e1315ef79f8b7479065b917f92b008 debian-10-turnkey-mantis_16.0-1_amd64.tar.gz $ sha512sum debian-10-turnkey-mantis_16.0-1_amd64.tar.gz 37b43091a9898e4b19f55a308ad18f48fc705c9c503e6a4bbeeaa660a512295974bfdf6ec17163d2066883939345066f9d7ace6720c06ade1014b377fa65fc0a debian-10-turnkey-mantis_16.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-mantis_16.0-1_amd64.tar.gz.hash debian-10-turnkey-mantis_16.0-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-mantis_16.0-1_amd64.tar.gz.hash debian-10-turnkey-mantis_16.0-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl7BD80ACgkQrF6wBJPl vBxYdRAAo/BcAi3K4F+LfqZMJrERyN0ovxzcpjBiX+hbYKpjcgRjpIAFb7PhOTjb F6Y7ScXKYnyrbMcPwNCtnIqdqHpDIBDoEyAdkofWAxoLRz5zJKuDSBQgq9vDmjN7 SYh7tvq66MX/tPcyC5AJFJRAZ9hYlLeOFYAzgoXD96dSES8sD/sSFICJI9b1gMxv HFmNSOGj2PgZnlutAkwgFkbOsjqV8Rap/d+TYZ/Ege+a1LMd68OEp/DLoBBhjXrB 2Zueg8LGSopxX77hU8BK4hJGG6uDOcIT9eSlbupkSWDRVHVqasZSylQXBQyYXy8f m4GMJy9qvn1wk6pRk2K+7eZCg1bRiPdf/FRx/ancHkBQDfc7cNm0GeSsMNTinvZT 7JfFojfGhFfKb9MobLpBnXmQqhg41Kr/oxaW/FtbahGuduiIifRQzgxIgCyTDTg9 9Gp/vf6rRPk4EP4EwVRp9LDgtqCTzgNA9RLodkZW77mcBuMZ7l8jVJ4zwTKjf2fa 5AyEpj1X43ZKg8lVCY/lZqCbMmxDtwhni1GP3q8elFCkF69L9f4ytKaThVWYe1d/ 653g6aXhiCdokVuh4XwSSI/9ZNNHgoy6hzxR/lM5To7vC8J24PF/npSSUv6XbFuj Gy+TnOMfrudpdwYDAr68SfDiWEvbj8KLvI2u+apJqVmGSIGfxUQ= =YEtd -----END PGP SIGNATURE-----