-----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-joomla3_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-joomla3_14.2-1_amd64.tar.gz fca057954a5d0cf8b523918f0d0cf3da3d38756a8b04ae7273c31f7a83b66d8e debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz da270114968413e3b57df4b0f5dcebd41c02838d11a38e29f172e0ed72c7ca0c73c16166e32816d3cd4b61e06d866b1f7af14a44847756d121ae1515d467dd2b debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz.hash debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz.hash debian-8-turnkey-joomla3_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo90AAoJEIXCXpWhbrlNKjgH/jQYYQeqT4sl7BYC/I8RTpq9 RviStWqjZJJY3qAK8+yCss0QGx6zthNdHs4TXkUHyHg6cD56l20NDQWPdGMUI1z8 sEI9Mshvqp2ihQtB+mgEOrX62ojJ+8xvcknqutV8L308SAbSg8l5u8gRhpVOWGuh 8U281vcy7k2nGSGkAYFMGA108qH5OK/CLRMAAazvN4cwYHSysWz3aJ3gRGDObUJV qM1QHypKwdhCjP5O5hv7gbFPKUEYqMR5HdVAUqGyrAfmYW7RccMLq6UxKxWskk5I RSGr6gD3f7t/pB/CPttvr2EBsc9+HL8UHA4rk3RYjwfajQobXs7uDT4iq0+2emk= =E6JX -----END PGP SIGNATURE-----