-----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-fileserver-16.0-buster-amd64.ova.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-fileserver-16.0-buster-amd64.ova c1951435add61e0ee5569268dd7771454172c1d0ae79eca8a2169f7c873c5430 turnkey-fileserver-16.0-buster-amd64.ova $ sha512sum turnkey-fileserver-16.0-buster-amd64.ova 03b684b953526cadd92b9ea73c69c6e7e5373bea8176959f0338c5532589b18f7bcaed0176ee5cf1a9c8eb168fb5b3f3906029349da8396973043cdb2544623a turnkey-fileserver-16.0-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-fileserver-16.0-buster-amd64.ova.hash turnkey-fileserver-16.0-buster-amd64.ova: OK $ sha512sum -c turnkey-fileserver-16.0-buster-amd64.ova.hash turnkey-fileserver-16.0-buster-amd64.ova: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8UCgEACgkQrF6wBJPl vBxjBw/9H8knysTXcxyVw2842bqTSjSoUTvZ7hdiX5yT/3NLaiZPCIWAwGNlELRB Rxp4iRUoULT5FFTOhdoW1TvN1SMVP5TCQEX6hGOqznJxXT4hsQGzpusHU9EmbKMZ jI+yMkrPbgwPOgRVSJGu6/ok7nbYUXyJ7zPQwCwlybLl+6HfTszX1sRu29Z/DOK0 lYQ45iEYn61EQ6B32YmrD6aQgqxwL6Wo4xku8iQGQXlXr7PdEdEMfTLiGAEHFIJX y73dxa8aEilG0aybmwp6StCXD7PimJ9baEa9b8Kp5bN82CL7FhcBwK3OPcCqqhoY 9CoSt6CuF68iujy2zGQqlchlmu2OKGWZ5YsCek7GCKaqPkijagEj8gbkaRaiV23c VFeJ0ji3o3RKy1A2aaIh97ltvEB00vVArfNRkn93DN652VsKUnJP1R4YBqQu70xN 7c6AOF1GehugeswT8OgNQLFNjx7g/sBwFGa4eisa5tHT/bBnOrbQQecIZqY5ye/e /4EOqifagMRXHSQC+9UF91/gPzzuBb3CXYI2h9AnfcD2F1nN6LjFsZD02vT3Rqma GlAc9k9LUL0SHpwzaeN/ZBorPdy1XCepEru5+qFjvoFQo9zI0IkdPZcp/8TOTdEO Xob72q/gCXi0is5f996Rqbo+tBGzXDu8PJAiZA36uHsCddfK2gw= =gNgF -----END PGP SIGNATURE-----