-----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-lamp-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-lamp-16.0-buster-amd64.iso 2d42d4b0361be01aaf1d6451b6bbf3915da5fed478e075be9fd86f3e944eb7f6 turnkey-lamp-16.0-buster-amd64.iso $ sha512sum turnkey-lamp-16.0-buster-amd64.iso 44a551fbb4ff44d481afad614143115f9a8ca40656f4389905c279dadb35f483c27c1735d107a789f74269960e25dff2920a4c23ef8192346fe8181eee61dfe9 turnkey-lamp-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-lamp-16.0-buster-amd64.iso.hash turnkey-lamp-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-lamp-16.0-buster-amd64.iso.hash turnkey-lamp-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl6upFgACgkQrF6wBJPl vBx9Fw//UtaLOoXyxbtR4ozWvyXTy8xjFsuBX71vh3qwsxZIPiChAZwYvdsjE4yz U+/oep4wEmXdlfJ/nLZZkSRrM//Y/Sow4xuK4fH5Sd9R2iX+VwASpenhonzIdEMD kjPgUgbVIWDYYatH6OLBH4+y3C66N5jMx2pxEL1v0sAAgn6EHwillxxr4TME2UhF OVXKXD4etf1ntEqfWHRwuqDVeusT/+eAVftdSTWZOMVv++Jrc4eewmVTVkFKu3B7 9+Pnlv207NlzJsFP3wAFK7GmwAYXWD9MCYsg8di4th0J8coa116lQoO8/puQ6eW9 7nuIe+eR1ZJFv1q9lsbzdK3tCfEbX2apTK3I6OFAt8s5jzY9c+yGyxBLpIahPShq 6qMY/8/P3s5vDS4r293o55PyjFgf1E+2fbtwUdQynqe3VzEFOx18/WMK3bOqd1Hb 6DqzrJwyWWzE9GckEvMDfNvVbwbHl3xnRv1TvHP+SNkr4AdBpDhwVC32N8mJVQpB 193dRoTs9dyJzAE454wQ/cwN0/HLYT4LrOBPrQE8QVT0R/GEOGGsvH95elJDx2gw ietMemtcloJb3tR9Gx6VB5WzXndZ7jWaof+oW9to78oPevEkNARgkEzKnF1C5vGD Xav8wopudL2Am9nT712hAtNdOpzA3/bcqn8i1Oc34jeIjbuKLxk= =1BMP -----END PGP SIGNATURE-----