-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 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://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import $ gpg --list-keys --with-fingerprint release@turnkeylinux.com pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] Key fingerprint = 694C FF26 795A 29BA E07B 4EB5 85C2 5E95 A16E B94D uid Turnkey Linux Release Key $ gpg --verify debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key " For extra credit you can validate the key's authenticity at: https://keybase.io/turnkeylinux 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz 5bd2299afda0d73e1e0fc7ad73677e6bf58d5a7c6f9f26f791069d9d1e1d04eb debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz 5dc97ea34c2a952b7c67820181edadd88cdc673b14438ff4e3b668ff617656b3268377ac16fc96bceb2e7b2d9ff6270503d2b97f36813605566da7e761bae068 debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz.hash debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz.hash debian-8-turnkey-suitecrm_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo90AAoJEIXCXpWhbrlNIYwIAJu8PRMMgPS2LVcEF4yKw1eF vrucAViV/bP3IEV/d2t4l78IDBkwGZiF3WNXD1VMTHSe+o7ehA4A41f0LI+svRrO A+OFS8JYjqc7tK050H6Hnzc8+FrzO1vCbA/f7GAnU3z8RDMgUZKiTKq7A/rcCTa9 2XtGZpbtR3yKKaXJulxrwm3xoKoFfeYxoe2dYTJ4yHjfbwTlVUps7fTsrKeagFG3 r72ReyXQ6p+qxW7hWOw/WpT6tkQ/xBa9y4XbcfG+tHEFRsFrlLN9tuLO7wDZopBU RtHxU7/1njz9FNeiaecEAs8nW0z3KyNPKaoZot+X4E0vzjEVn67847SS1jr4MuM= =kAUX -----END PGP SIGNATURE-----