-----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 turnkey-matomo-16.1-buster-amd64.iso.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 turnkey-matomo-16.1-buster-amd64.iso 265691f974c4fb9d16975ce5311dbcaea70ff7e27112a765d6393de01fcc4c7a turnkey-matomo-16.1-buster-amd64.iso $ sha512sum turnkey-matomo-16.1-buster-amd64.iso 089b09dea65ebdf6f08804b0e486a329b4694b7d7aac03b71201367a816d8313dceafe0fa48f0f0f569d4f76410a759cd002318625d64002184181488d7970dd turnkey-matomo-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-matomo-16.1-buster-amd64.iso.hash turnkey-matomo-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-matomo-16.1-buster-amd64.iso.hash turnkey-matomo-16.1-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmBh2NkACgkQrF6wBJPl vBx8Mw/+N4fStan78z5+KN9PBj1iCaV+V4i/tsJpscxf6n38wELY3juW/R65ejzY f39DWH+C12YF3Gb33OV1g9Kun+qr2QkWEdO9W7vJWDe4aR9jnHOEDRYPhW5aP58L A6oXpS2Y4QA2CEWjmvx/DVJXZNFL1M20UvXYXIVOLlfTLcUaMhqAiYNyv8eTULWk LVTQyRK3F2UsfM0AZCh5CYvD5K6zx7PpWzM1r5zLGocbs7UqIuPPtsJdcd4cE5q9 eY6anU8pVexeLDRSFeorusdf57GYntE9glpcPJeM0wiwHMst/668O7FIvm6B47kd 000dSrjS8gwgQhZB863RWBGLhVVJKJhBNfg1FbKX9xyloPuptiuZSq363reRYec3 jDrxO5q1TKnOvPkclqQr2iuB4lmNw/3gpiRgobfg0w/uzt9+0KKfaaMjo1fkt7EG y8a+JZy9QPk98d/PxrXSXFr8jqhqhJ+FxJCMw0xm0TG9kpFqlJaLaUl8FT2E/fzv hvNPZJ1Pbjdjbbhc7E+NCD6sZbaqs2Og5iXC74mCUxEJYQwTmDjB4qPTuji6++yK 57TIidOPCicTrcz5/d2bZ/LdkMtuRObDJzV4Lmro+xqLB8KfUrbRDvqxK+dBK4Wz p6goGL49GHN7q5NaAtDAiAuIl3xb6+9P6ovFCuu5PLuQrEOGLzE= =EcI8 -----END PGP SIGNATURE-----