-----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-etherpad_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-etherpad_16.0-1_amd64.tar.gz 901002b22f4fb4a3832093637b863456666f6e1796c666e524b8650544b2947b debian-10-turnkey-etherpad_16.0-1_amd64.tar.gz $ sha512sum debian-10-turnkey-etherpad_16.0-1_amd64.tar.gz a8d9703458a7e4a83115ef971d6a2971d571c9056ce46232dfb47de6744f4d124e87f0a409a923d086734c0d2c7b0269093ed20378aedab0fd394e1628bdd901 debian-10-turnkey-etherpad_16.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-etherpad_16.0-1_amd64.tar.gz.hash debian-10-turnkey-etherpad_16.0-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-etherpad_16.0-1_amd64.tar.gz.hash debian-10-turnkey-etherpad_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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl/YwaMACgkQrF6wBJPl vBwpzw/8CsXv4eSgpz/F1iIwXBSqcNtaGbGnZhut8vmkECYoQ+pzWLypobLK8WJN n0KnfcWT6/z19NkQej6ihqGEF1A0z3sz7V0/4tqRXKWElbEXX2KqIZCCO/s3F6RY oqXYzP6emY9fNLdQEkq/HBpxW6Ht6SlPMuq91GAcfbDCSROPwRK9XfzDsJc/Lcwc Zqk4zWA9++4TNatG0/b64iEbGCHHUQtRP60MRKOomuicVyUebKs2bJAkvCVmpuYb prQkJotLbZI7REkGmFW1P8onyI+5uft5rJJCTBYBjuuqd2SeQiLngQhQvTRGqXEc Y1CmFltNEPz/BoJ31J1s/8vBdSp44hGMlmeNpxr8LPz5LqsB5l0cd3LoUcmJAUyU Yxoy3wQUNAtvNxNu9F6y0m5ocphZZyhsyfEg5VNHPUj6ka92wouMW+nM53e6PEs9 2QKftR6slNzAVn8UXZ141IStv3tZ3OFfTZt3rmoqXBkh1VYHT8Vwse+65B22Nfid ltZ/4LdbIuKspn8gBF3TVgl7XaE5W9F3qoWHetw6ljj7F9gSwbq0pqZHQIs1buTc 4Yp3HSLfyNMoMdxKOIKyw2K/V6ResKNetyKfIUVQhBKOjBuO8O8TejtXLTFiRjK4 NZODah5Qb956SngZCQUpojFzEr49QNlA7rI1S2EZ0GfDb1HwqC4= =NO/S -----END PGP SIGNATURE-----