-----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-dokuwiki-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-dokuwiki-16.1-buster-amd64.iso 1e08cdb70b06fccbad9fdee7dcb34ae1c4b441b251b50c498275e8f14e9e586d turnkey-dokuwiki-16.1-buster-amd64.iso $ sha512sum turnkey-dokuwiki-16.1-buster-amd64.iso 5375a8aba4d588d01aaf926741c066c266fe61db5b392953e237e067e0af19f51337ed870934266b14a1fb1497ba5833f6f7aa20427e8dce55fe4f6623b1dfa1 turnkey-dokuwiki-16.1-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-dokuwiki-16.1-buster-amd64.iso.hash turnkey-dokuwiki-16.1-buster-amd64.iso: OK $ sha512sum -c turnkey-dokuwiki-16.1-buster-amd64.iso.hash turnkey-dokuwiki-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmA7b5QACgkQrF6wBJPl vBw0DxAAriS+FfUDWksSdNAYWCEXDAwL0kVDIZrta3Uu29BmgoYbsU0svrgbRP3J +L9WFBaj0nvkuK3Oi5X+KiLWLxWBnENK63H3MdpLqW4LKJmFhs+c1UJbY4REXs+G fIaXOZk2G/aq9eUeE1YtsU0kT/MinCcw9qWPfLIJqOSLcFeM3Lo05RTecGC3EHqT upArOtZHMbEM2Rhe3hf1ZcAbLujuWLAHYosmegj5SoxKZbud3kezi+hsmd9MrlDS odgx+5dLYa4XGjkPVnpnX9jTgziY65jBXHFKuFPbki++q6wEKw5JCtYmkulBABWK kJAvt3DdVOPzqOjtsL8EQzLLtNR3aVtbw3sPHGz4k9h+uQhG6SMGjXbQJW4R1hyO g3eDXzuFQ1Tct9GgvfdsRVZEohGxoHMP9ocl3Yx1EShKWu8xjxbh+rXxx12a4dCA 7fHQUje2IQxlWN3mwLpY66AsMsle7izHXLcpOGjPB6iF8L96FL0CAPkMq29wqEh3 SEHe3UDPt+vuK9DPjvp4zLEaasObxMQ+okpSARwUN3JdM15P44FM3AzVRcxNaSY7 pJ+gKqLjECvd+7lCj/afnWyZXMC/c18mP1zxqhBIvOm9iaES0rpifnXiJZjgEUCA ApfPwNbrbpw3hUdpkp0ved6nceo4Q25qKEi9mYKjyOKxMQdj490= =uhB4 -----END PGP SIGNATURE-----