-----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-invoice-ninja-16.1-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-invoice-ninja-16.1-buster-amd64.ova 3bc61d51ed322d47ce7df573e68635cd0f03f8fe40329043c65d13cf7ba1d5e6 turnkey-invoice-ninja-16.1-buster-amd64.ova $ sha512sum turnkey-invoice-ninja-16.1-buster-amd64.ova 47f364df2c70f79742fccf70e07eab1763f1d710e82269fbe4941cc6b1dfbb179c7f75f11d943238d21bda8c8615e8ce696a9e927b8cf0b87101c9016948ddfd turnkey-invoice-ninja-16.1-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-invoice-ninja-16.1-buster-amd64.ova.hash turnkey-invoice-ninja-16.1-buster-amd64.ova: OK $ sha512sum -c turnkey-invoice-ninja-16.1-buster-amd64.ova.hash turnkey-invoice-ninja-16.1-buster-amd64.ova: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmA7b5sACgkQrF6wBJPl vBxEDQ/9EiN0Uunht6hAaLkeNO+gUSEHJMrY87vimaDYjfccntVtBTXMqz8JyENs Xni1uiUDm8c6iNgw0D2k9iuVTMnoMLuKAFa8ChO3r6a35CJ08jP/mOFmQNX+FJFK w3dPTXySisHO4bjeeQmbpg0Gin0MSEauw1uGRjFwEOXXVHDZzMVnodjH9ho1hLvZ A2U23aKLpnO+4WCgQxP9p1ZWBcEFZDncZqkEoz9qQdAS48jciFw1tzUEUxmLtkCd uMOtvNNeDNtyUkRqHbeo1SSvFQbcharRBxRkBxR3xwKjrZApvnG44EHhw2w++IXE iJc7+N37iIUfE7GFqy2R3UfIxnbRcX9h+mWNRXoIIBlWhjn7+lPiACZ66+VZBEEv GdEu9gqcVI6J8X/9k9Xvp5Hp6cEAlUSVbc4Muk/Vcl+qZJbMn/KWdO2iiaaDjcXy 7bPtogJog2BzMwzX3q8+KV/X5ZKW+klms4yoydH1rJsKcEPeFh/hcocP4HumyHlZ RmqhVSNOYNHDdmA/B+PtQa74yjAJsdrUBL67WTmVYNl0QPeiGUd6928K4xbN9qpL Ty4r/m5Opc1evO5Cws97Dz4c3Q9Jx6CrJemWwop53eRbfDfpBKW1e0KJXUQssjQM o0qwTjeBZfgPAeaZsYkENzXhqw6jCWZRwdLS0pIYp/wOXvnDM80= =8iPJ -----END PGP SIGNATURE-----