-----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-symfony_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-symfony_16.0-1_amd64.tar.gz 9e2b8b3cd389c71b15461e73474210d340b04dafdc150263972b2607a4b22d04 debian-10-turnkey-symfony_16.0-1_amd64.tar.gz $ sha512sum debian-10-turnkey-symfony_16.0-1_amd64.tar.gz 7da2b3c289b25f1f7be8dd6f7a4c78009473591839eef883902f18eceac6318325560a0b57ba9e2e11a601d7fca6dc7b3ba804636bd607b7bf635b8c5042ad02 debian-10-turnkey-symfony_16.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-symfony_16.0-1_amd64.tar.gz.hash debian-10-turnkey-symfony_16.0-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-symfony_16.0-1_amd64.tar.gz.hash debian-10-turnkey-symfony_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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8UCgAACgkQrF6wBJPl vBwjRQ//c/Dz4rDaLwkH0+kcxst0IIdD19HGJ8z9LOX/FV2M+S/9V5szbt3bMId2 p6v7J6YAiQv3Hn0FDBF4GrPNz4pNWMefOI754oscLLQ+t7KWd7pAtGX44JK1hBZL w6iKxwk+e1ebN6SDaGTGjFy5GLbY5Malv005mji9ZzlieP84oVs9hK1oS7AwPLB0 ZirRhm0O6knkiynJ+fm7YOtiffufzubeMm6p+qOcxgbC6JhG6UubEss6f0qcaZpg q9c9MSDh/stcVVhUD1bLVzdsW8gyedhg5vAcGC7ZXtb09NyQCHV6d44P4/Qb/E0k nvRP90Y4Fru5/lOLEWc1jAXxorCvm+grSeJg8PbvLXm/+ZkHWexz+q65W0O3jOQn UwUJUuLbD6y+rWmCHKe3eMF6tel2wAqSTfv0Jv+3ikxHQpB5KxDdDlxpGYqD/L+W u5GEIWIHeu1Pyy9x81wDcR2Qkv5VF7Z9CI0pl5POHo9UR2XYvWXyK70Dr+r2Kgz+ mL/gXnmL50KhVS2F1gZ/5hxiv6RmjiPUFnmK7B7a/vXETwXNTbb7zUTDi5J0oIVi C2b4z4oW/6mk3p7otqwhl9fXrPFxlQYs8ldtQNrk309qhQ5IpPx+WUWyJonhwZem mVNZncU+cwwk7PtWWHvItp7b70KDG8AYe2jIoQt3G6GmHlGC3hQ= =KItH -----END PGP SIGNATURE-----