-----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-typo3_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-typo3_16.0-1_amd64.tar.gz b2263376db765f1143c805163d74ee6a75bbd1730d230ac9bcde9bfb3cb95067 debian-10-turnkey-typo3_16.0-1_amd64.tar.gz $ sha512sum debian-10-turnkey-typo3_16.0-1_amd64.tar.gz 31f3757feb726822eae4ef0b250cf5af93a076c89c7a256e69df1b4fc4204c7610934f50a1dcb603daf775f8fcfb96976e25709f6447769ee95ba25123403758 debian-10-turnkey-typo3_16.0-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-typo3_16.0-1_amd64.tar.gz.hash debian-10-turnkey-typo3_16.0-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-typo3_16.0-1_amd64.tar.gz.hash debian-10-turnkey-typo3_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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl7KTbAACgkQrF6wBJPl vBw40w//afJr2mk6Lws8X3X4QqR7c1LrGpsY59X6PEkESygcNjKLMzF6MDfqc2Ie 2BZ9BpNTpkUDnDo2ARhhBydMVrBh6U2O4Yug06dZLuCHxir0uao2XGMQx99T3x5F Tt5wS/fBvvuZxj4ZY8CAdNFyUpYlLTE6Ff3qLDpgeA+I/x9UJzkHpDIVSS8GytOG Uj3AAVgm7krXw6VgMSGHvZi+VCGPGBkUlbFWolmWRjKLu8YaYWkYHN6+TuCm+rhK eU9cNDmXwoNZPEaVViV2rLxaG+S17oHR56pPeku+EJyCbzcYoYfjyBFMZDBoSDeG cl034Ji+ssQyQ6BLQsHeWL62Eg+9P3CYuRi98wfiNK01Wj1zihHSVHKumOcSWl+/ C5THPjvJeSfVMakkPCcjkxxfDgjFx569SQpa5gPP01zuEGMnB5fvckECdlzc4TbC E5RDFBDFIqVrVTNqjgwHN96t0wIPgZWX2hdBg/zlYGrraH8/c5XwPCLmP7X89D/5 5Gwx+bmS+NvGn3k9rxv0pgWkE2k3GrTwrqbkoJqGCAAWxl0EKWd6LZ6AvJ4DIuBp 6jBso2qCZCeGoCA7DiqykGQi7tlOHu/iWc9nJr/2keBMflgrfHi3+OWSEwPOArKw ZFmv/OXIhq3FFNUwIZfUpbh7ImCFI6qQu6ztttXwDYbnjv9u2xY= =u+MO -----END PGP SIGNATURE-----