-----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-codeigniter-15.1-stretch-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-codeigniter-15.1-stretch-amd64.ova 0c97f5cdc22ee57fcaa0cb16097183bbde7d7b98780918774f546e4bcf073ab9 turnkey-codeigniter-15.1-stretch-amd64.ova $ sha512sum turnkey-codeigniter-15.1-stretch-amd64.ova 17b47569a945873c7d4c0d52099e67f3b4633b9fde45d5865041b2eb0ff0163c1f233ad74a9dc83612e83ef94bcf9e582aa353c977ca9325f0efd5ae66a3f9e0 turnkey-codeigniter-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-codeigniter-15.1-stretch-amd64.ova.hash turnkey-codeigniter-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-codeigniter-15.1-stretch-amd64.ova.hash turnkey-codeigniter-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phkACgkQhcJelaFu uU0O4wf/aEkEp7JSkW05EZne54FfNPigm7p60miGaVcMJEGDV+IONvZajoizpubi n/lkWvozO1vCehrzaGxDTNore8guBk89yygWa6AvUi4LAVn/Wc6vbAKC4Be7Mw/m /tbc0GJ+fy3TbrTK2XZ/HXQIEKS4ZXPqJiizW513bxrUXqPrSpiaDya6E+TjJtVI 4lKnX2UeEeKTdVM3PPEvu8gVMv235lp0ARq6l2/HR+cFLG2GIFtPEEygobGRGnnJ TT0ohbspcWhcrfIBc1NS0Q97M9GlNZzh5wieiJ3Alrys8eoJiP5M0Cyga5sC0t2n xYm+4OpyaWovLUSu8dmkc/KG/baHRw== =5tO0 -----END PGP SIGNATURE-----