-----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-tkldev_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-tkldev_14.2-1_amd64.tar.gz 68d846368730dd4180f54fd248248b4c04f1649157a49ac01c04b02af78cf99c debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz 2f0c4d038335c66eaa4c7d7a2fc84a6be9df5db73ed1668d7f859055ff875a36ee26e4c8210f8ca3734280a3b90e391aecef76a44519b0bd96eb51ea6e933e19 debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz.hash debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz.hash debian-8-turnkey-tkldev_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZfb14AAoJEIXCXpWhbrlNHtMIAIgBJMrDNh083UsYoTA4pYfM CtBEW9LwI9I6WNDeCLsdrJVILvkqlbfOVmLnEvaE4EqGL08A5405204dst8wMQOu NjTf9HQy6volMJlHsFbd+Rk4AbpbtGMPhXvI85Jw1+ih99tjEQ81GOOnFafP+CkS bw4dbdXNQjM08SrGwAS6cfSrJEpzWUqbZQP8jIIkbmKXQT39UsWgHoj0IVvJDsBq aH6S/faUYGV+/kATN9J06Sz63JU8H5F1cUiJgG0Fi+vUJtpsf9fiTp7KweCr8h1/ zW8gBGsmssJKwNLelbXRtMaE0ayr+cuDzBiLMsJ928XMyqL/EySOi4b7lQ/ylXY= =4x3e -----END PGP SIGNATURE-----