-----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-gnusocial-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-gnusocial-16.0-buster-amd64.ova b457c6f99d309ec937db6fcfd342c898d1b33393c78ab98c9ec24f13c0285886 turnkey-gnusocial-16.0-buster-amd64.ova $ sha512sum turnkey-gnusocial-16.0-buster-amd64.ova 882ebb22f4c9461c374b51fd9536732d46a68e5ae63afbe18e174ef1706c7605780f9f0e8340e04077de7eaaa61e41d6fb958867e3403494bd6a24e9f2748b6b turnkey-gnusocial-16.0-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gnusocial-16.0-buster-amd64.ova.hash turnkey-gnusocial-16.0-buster-amd64.ova: OK $ sha512sum -c turnkey-gnusocial-16.0-buster-amd64.ova.hash turnkey-gnusocial-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl9LYOgACgkQrF6wBJPl vBx+/A//f+i2iLKp1tGpv/ghdz0xbw474YWXQA7U1Inq1ZSYkGMwGeMWN6og8Wy3 Usnl32/umOaSaXviesdyxcu1LlsBfyoj0Qjxb0SipeGIoiwy+9ipnhCo6gUpoa4s NUnID83WKwmR6XJVp7ClQGuvdGsMyKRs7U70FkD4eqPDWo0cgkVSmt6FAHo3XAn2 X/IXMHpPrIkKtLppejlilnw3YG6H0l4G0Gofey5+gL8P28hjOF/WLh/Bv7tm0W6g wQM1YMKK6Pye1rZye1hqWvtLy0MrlsD9dYa1SLlJ7GvQbnCPd9DNo6AvwDt4R+jS lCV667dfSBf3uRg+zMx9UgnuaCH3OpDMHNsn621x9bzI6pbIyL+G+l8yw9XLosza bPGqf87NWltDfspW1qbSfgSe2Oij5UgXYhOeegmSp1wPjF5K6Jn3QbA98z5rN+L3 afoyACh0ahVL2lLV5EyzINhsTUh5TKnBfy9no8y7hLunZgWmFvDIjtw3KMtra7BG 6O90emE4Cvie4WV7NGs4qw6XmieG4nyRXvJ0a76Nz4/Fhh4C224g/9G7OZulFj8K WGUt4WFLQGlFZInNbA5nZwCPDJBMg0QFUPoxpDA7mh5BiIUfpJizb8nA+DJtiug1 Cq/pQ8tFO/NeJgE6ANrQHol0x4Q2WPnz35GLMQevHFDGPf4WfLQ= =s3zV -----END PGP SIGNATURE-----