-----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-mysql-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-mysql-16.0-buster-amd64.iso 11eb8157d69386f6c287967fb29a5b4597fe74b5307483a0046d1fa029b6a1c0 turnkey-mysql-16.0-buster-amd64.iso $ sha512sum turnkey-mysql-16.0-buster-amd64.iso d1655a92019a4689eb0c2409c138163d2c03c0ec7f92bfbfe8ce49398bb965392479e93da8763e2d51b746565d2d7f7f07d0f992a4e9ec5b51d64f3080bf02b6 turnkey-mysql-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mysql-16.0-buster-amd64.iso.hash turnkey-mysql-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-mysql-16.0-buster-amd64.iso.hash turnkey-mysql-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8UCgMACgkQrF6wBJPl vBz/EA//eE8tA4JNqXvdAYg1fU4A95ivDheIXy0tTrtoy/UUGhVUGPzCVCC/8/Zm NPOlqW/WbQpP1NcAsuqmzHJZzd0GZ3+tIebQaVlv1GYNzfgyulonXVi05ihkq+FB TTOmzP6VVfSqA8s0cWMQugZrcZ03FmnM/xK0epbOFKE8PHWPOqpq3hp0M6fRIdE2 XnLPogWqBjGhCjQbUHkBer4QJ4iz3BGdlk4MySx2q2jhw7gL68c4+CqjAxK5jS9w XEG6905zjBE2axo8KTIhT6Avx9CWPHMFUKqziuAhw1T/M6e0FpeShcjrNAHBKzeq uV+aHfF6KzgqMF2kvwb4b7o5w1GF2UPk4X0fnDTO9I1XJrztp44Cb002axSPPUMr HSJSm2oHMzw7obyLvQAhHrp1RnZoD6Nzy8TwZYr/ZPNcmAdVy1ew6l7YhA995EaJ 8hYJppoDxPA5wqLvHJCePZWCwJf9LDd+pwN1USGUo6YVzCnU1OFY3ag3z9yYh+LM 5Fhjh5MepzcXbcHTLooQ/WdNpTRRTCLCeUl8CqNI7y7eQZ6+GR3TVRsJntBr3Ug7 SdABSiz8Ia73zAULcseGpX++IRcyepVyMlF6cne2LdFezSpwcwDwZeQClj8zfiir HRK9PE9kuQ1wgCRbJLlsZmCxyoHkI/TCNcX5lBt6GefgisHX25Q= =gzBI -----END PGP SIGNATURE-----