-----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-avideo-16.0-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-avideo-16.0-buster-amd64.iso fe7a5ae8550362e546cb026e4bad30861b13c1da0a7325c4707502906cd0f517 turnkey-avideo-16.0-buster-amd64.iso $ sha512sum turnkey-avideo-16.0-buster-amd64.iso 78c697f2eabe2cc84cc4d74883c89dd95e330ddd060020a6c52779de71c0259becff90feb896fe9d903bbfe11636d8cf84f4220e942a0b8f5478ff409918bd26 turnkey-avideo-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-avideo-16.0-buster-amd64.iso.hash turnkey-avideo-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-avideo-16.0-buster-amd64.iso.hash turnkey-avideo-16.0-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl7co0UACgkQrF6wBJPl vByM7w/+NGK5ePKPlqY5yNljSDTYkexJ6ikg6XxScYp3lyAcrPJSGsWiCuxjOiD7 sH0KHfGSXorWrOPThkd0jz1KczL9vHZfS8ow8NtgllfJB+NY3MbtBquPd7To/VVt e7prLq74UHm75hHjkD/oXtVCGh5HSOK61UqXsa/PbU0X9xQ8d0D9lVZtzax4c/i6 rb0Dp6pPAJ71zS7GfcuJnpI/lz0gZvmCKIVvw8oIOyt92FM2jgdf7we6vVFKnF7W mcX+Cpyv79VSbLV+qZ4HFVFPqxUaQ1bt5CEjKVQUjBk0w0/OVjl8he74dUUMb0eY cq4xP8R3yHHRZ8yoYMXjIj0buBw+JDbai7sDF2kuGTuPQVkFxElrZsCPxX/5CTtW RwT+sfQCBc7aXLtR1YfXtaQG4RyZcjdyJQ99gZS31BU3xV4nDHmVHxEENb4UGGOg KcgAJ1YT/apxCEqKpZdGep7JFAoGIA3Ww6nvZRdLZh3UN80brS8HdZfwqwD2QChI BrdRQonPyj+tOZ4UHl4xQM6xPBAWJlit1lM+4pOvWtsu2X1XIaN4lr3n2ldkLXXP PnUpwgCtN2xuvALDHUhoGjBy7Zn5NHMJD8phU3Y5XQg1fGLM79XYd047+32r7jJw zj9u3uYgGPOhIfReFteEk1he7oTJhDnLIuPG+t/IjxkoAzEkJUc= =grSR -----END PGP SIGNATURE-----