-----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-icescrum_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-icescrum_14.2-1_amd64.tar.gz b124522fc128b91546329b27d2a4defdeb76ca925e1aaaabddd26b10c834bfba debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz 5d5f828aa9f0d4099feb89b0c8c18964ccb51c6ab4e230d55c1b348bcc3903c59126af1680bf0097cfdf6e2b053569668c20947b4ca6b2c016682e3d16531dc9 debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz.hash debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz.hash debian-8-turnkey-icescrum_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZfb14AAoJEIXCXpWhbrlNpf4H/2tZX0WJ4uIsvFp5UaxMD/wS r2yTkez8JOxTVi1uis+/E0wAAnxBPd7gnskWVSo122ZYShhJ3lZoCHY0WB1Aox9f RgruzAoIcZi+IK3qiDSOCx810mxAWzGWFjIMk2fS0xDs02gKnW/2Pt4zx7z75grT tOEK1ccbz4Nw0275PAXMcoxYBa5EkAqRmqI0P/43ZQXjey5I/rjAPpkAqQ6XhXRn 5p5G6haw1hpctCWbMrScB2+JjmeGg/mYFBCRHYo21tY1hVD6XThkyzG0sp38PZVI nboE651VwBeOFerdNRYmxEOoAnT1zDxvb2itEpRdRhfchPFXFFbbXXWECd29ezg= =LYku -----END PGP SIGNATURE-----