-----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 turnkey-observium-14.2-jessie-amd64.ova.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 turnkey-observium-14.2-jessie-amd64.ova 6e17baa478eee6aa36c5a7c85a1f7de3975ccae607cea658973a57d1544c5977 turnkey-observium-14.2-jessie-amd64.ova $ sha512sum turnkey-observium-14.2-jessie-amd64.ova 7a591b72bdd011f07e80ae0405312904742533f33b1897b8b3fc0eec972f1d3d7adc551d9123c7a26fbd91375c3adb18f2100d205aedef30c2ab0c14f2892162 turnkey-observium-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-observium-14.2-jessie-amd64.ova.hash turnkey-observium-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-observium-14.2-jessie-amd64.ova.hash turnkey-observium-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo92AAoJEIXCXpWhbrlNa2wH/j/ehjN5262cd4qDamolWkRh C34muW8H6ycWvOPDYy9wRnwEbWkqvFV68O/JGwNyFPZFyZduMlUPST0RMgxBngDU N0BmWmuIix2B42OTKBoILwhyosP4HYLVJxW3gfuxSvA0Mn9NeKsB2zD0tfrz4uw5 h8Q+O7G+y1IYLfbe4M3omBTISuQS7t5D+S7Bkr+GVAH1X3w7kxS11zY+iH23fhBx v/EVYEyeMzSmfP52IXwoMOmx1HFAXk74dc2L5x1UD4QyP3bjalHNlk6S2NRs5PmJ t89T9Sv7k63bpEOAqkgySeV+LGjBeaW9EYh9uua/mkTK7tfRiMuR2DcXOelXGSE= =55tL -----END PGP SIGNATURE-----