-----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-redmine_16.1-1_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-redmine_16.1-1_amd64.tar.gz 9c44387f33d5d20465ae8367b54e0bc3ea9b99342f22c623c9e18205e8a33d74 debian-10-turnkey-redmine_16.1-1_amd64.tar.gz $ sha512sum debian-10-turnkey-redmine_16.1-1_amd64.tar.gz 0c2510df2790bf865279b8fdc790bb625df461a9ede2ae727a21d3f7ca544217de4683bffdade2b50a844b09d075e35a30bcf851d9494a9ba5fd9f28f07d021d debian-10-turnkey-redmine_16.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-redmine_16.1-1_amd64.tar.gz.hash debian-10-turnkey-redmine_16.1-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-redmine_16.1-1_amd64.tar.gz.hash debian-10-turnkey-redmine_16.1-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmCzPrcACgkQrF6wBJPl vBzgIg/9F2/o0dl02Q+rGIbhgMpIbP+L1Mw3RGgPAdd2bcRlBtNhjaGIcjb52w9H ZoONfI5iLzz1KfWtTvANzvGCGJ095/biaa7RoDW9zz/Vc71KsNWHHAUpmhrA48yh Qpl6kuAnBQzkaH2axH2gIIXV1o2cMmMM0BgRvNthGazB3uHRschHr1nyFvgCr/gK wEkfFA4tfY7Ki4K20PZw/yInL3L6uha7RGBxjzud+/NJ20BtGxitjxXUuq0z2AGY qYeSCnn4Zry/1K+G65isyFmOP2Je1M3n+Eiv2pZ5Mq8AS7emK85QdjdMQyBoWtZH wCdVI3l1uhYlLOXdhgy1lKBWXi6qiMJEQB9heBABJqSAyYF2q4tOqng0tMuRTiqp o1NJhbvGKp0Ez3FMa2JetYA4TzlsDls9YVArSUobPrIldtCfMOuvHilEaXEDZ5dI RSODVkuXJFr+bEl95QL2UkE81TUPO2JyG5wh8L/Cpkv+pyHQPfNxYTpGrRf78RWn FnPZXjF6ykGvwqgodds2PdYdLS0+mvXApih0+m66VCCowtbguwBSCL1P0xV08MJk LdBUEnVDuZ5tmbdcmV6wZOA7nrTjczKrvc03CiooSbeZHL7po6ZXh5t11f8G2QhD sl7lSIx/NBcYBwp2WiRk4ArcXMBJAhQoVStp7jIWhOQMkrnhSlY= =ovM2 -----END PGP SIGNATURE-----