-----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-owncloud-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-owncloud-16.0-buster-amd64.ova 354ad89a3544d26253f8887357a40666001779714ae16e1afce63f14b080bae1 turnkey-owncloud-16.0-buster-amd64.ova $ sha512sum turnkey-owncloud-16.0-buster-amd64.ova bf93b56d66c414f31b60ff3bf35b8c598be9db1187bb5902293d13f1362c270e36e05fb466c74ee594cfd5eb9ea457269bec75abb00d15bada13f0e433f632da turnkey-owncloud-16.0-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-owncloud-16.0-buster-amd64.ova.hash turnkey-owncloud-16.0-buster-amd64.ova: OK $ sha512sum -c turnkey-owncloud-16.0-buster-amd64.ova.hash turnkey-owncloud-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl7vE5oACgkQrF6wBJPl vBw6WQ//STeJA+01KARWRoi+crgeQmPvvokmaqcQqAQs3yy3XDO/ZVEivOsRr6Gz lsShkkhpd2TlH9afPxW2HwE+yXzgdbyexzZCLecQRt0zCxehK3Q/xZ9iaWLsH6OX iB0+bDOu3ssspogZekO8sROhBXtPZhE9GOHtOCPZMsL129TviNUFtevXYjF3RwpZ EFLvECVY71DGLW8bPxnmDM//M2fVcxyTs8A0SPrETog7s4eeePoBRM/pYwrwoX4R c8Ff7i5op9PM8W6T3a2lj8F/sf2r+dF5qsfET8XHXuhXvhihdjIbVb4ab0vk3WCo GB8Ryh0Am0X1doHpPstbZOTOjkPiNHIR682c142y/iL70oCdSJVPoVUk411GAz06 wGT65ibU1W/nqzU8OFGFGKpmunKTRuKJX24pFxHJCAXOQmVnbbj79DPC7L1GepBG 6KLdwHW62CVweC/e+A5HvBApsVqijvhIL7BtlJGItftiqAVDMHy9vl3KibOpyIis wD51/Jc6tXQ7hABQkwaTWVHYCJAUTGUG1O9VPmt/3sQZ1gnw3IMgLSbOZPFelZF3 SJsQ7W8I9P91XgXbrLHdfKUtAQpmHKfnTUon65rmBHd+PzeJKBOR4huE2oLd1uF1 quYULAuiuMzG8JFAZUJT/4opYbIyKdiRKdB95Az2EuZqc4lX058= =C/kk -----END PGP SIGNATURE-----