-----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-symfony_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-symfony_14.2-1_amd64.tar.gz c12236a81cca434dd760ec8bbe14c68ad254bb61d777129c1f2b03581cf287db debian-8-turnkey-symfony_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-symfony_14.2-1_amd64.tar.gz 46e5b0ff42fd9adc0cdadba8c65933b0c02da19a0d3e7dc2ef951aac00f6a3ef91daa0f9e9f7ff5b345bc3273510f717ecc593ec038473244232bdcd60bfd62b debian-8-turnkey-symfony_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-symfony_14.2-1_amd64.tar.gz.hash debian-8-turnkey-symfony_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-symfony_14.2-1_amd64.tar.gz.hash debian-8-turnkey-symfony_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNjycH/ijjj/Q4grVtS19PgiRrYGlu vQ2a+3ZUJKOmnszDSZkiksujnY8WGgH2mIarpH/4wQz1Rb2lKJBZRiRLuTZPPjwM OS2kwHPsf4qAWPbobLsTdYYo7F29eOibs/u+5VGPy54q15E0nssMZna0hL10iFxY VFrT7WNuUH16IueJjf1rIcQKonoFZWm4VJViJWp0N52EURA0tn9kw01lWFhAfd7n yexoBfW0xPwGj6hwZKgQ551UZbpBlRMm7UH4TO6L+Uq/edjBE5FlMi71mcYv1VjS 7Hh26hwJoU4VMmx3k4BhKQnA50L3vDUPuUKQ9rtG/uNEMG2VOwncZHqDDYK9O7U= =+cfA -----END PGP SIGNATURE-----