-----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-leantime_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-leantime_16.1-1_amd64.tar.gz 474c5c58ca1b843ce8e3fe24f4710dd823c01d80adc3cb02416e6103809aad93 debian-10-turnkey-leantime_16.1-1_amd64.tar.gz $ sha512sum debian-10-turnkey-leantime_16.1-1_amd64.tar.gz c1e1aca53e807abe8696c41c0dffb5480c87baea487d25950acf7daa9b3eddfcb04aa5dd0211a78e599770a4b75b77f556d9983b61f92799a040d63d0b763545 debian-10-turnkey-leantime_16.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-leantime_16.1-1_amd64.tar.gz.hash debian-10-turnkey-leantime_16.1-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-leantime_16.1-1_amd64.tar.gz.hash debian-10-turnkey-leantime_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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmCOURQACgkQrF6wBJPl vBzcwg//Sba1NlPIDC1jWEpWRs56K6RnWjQxSwo6Z31NBx36x2GM7GPpx+U1iBg0 nBra7Z21WdmqMc4URgYU5pmjTGNYMs5ve6E+dl0eunzTlDTv7aLGOZmaW0skZo42 vRW6WKEhZAo9tavHCLVDOPjc+5OXeCNxr67OellpnsRoIqqUdsC2wsGQBB5ObP1y G1QmQ9kM57DSHYYT36rtMBHkspayDDS6pV50hcUzfPyI86bf9aSCUj4EV5Zr/NXs fKjWi2P2nWBrYoHTWvDaozrPcs2MJgURkWZ3o7Qg84gVJzpuFbXWbmZHW1nFue23 PnwSee1wzW2mgTn2E9b0Y/LKN5HCv/IcPD0pps3xdQAL7vY5/aDr41Qf2GIMx2g4 /K0oG9+5VWbrOt4zQrYFhmUS/S+vpERNQ9dZiK22b+6IvlhAPVOBl6hKOCgbY4bf pfNbT7xpFKgHisWWP2Jy7Yl9AluTKr2q9h9XsEFAvzSQcc/Z7UwPlZGwcXQ2XXaK nJzD/GrRoD277tBnHoJqiVKwOhwMqVxQgdZmGfTBTV9+wtoXPybIfLznKSgb3sil Q7e3YVSo6RgcBeWOG6X80/S2LSygWqS2J9gEg3ZeFi+/+DtP/fBDDd8YdXp2OLXK P7N/tEWEcDEpHBw2vmBnVlzI+hd0wN6XN8ynSqWUAOQiJYQ77d4= =2x4H -----END PGP SIGNATURE-----