-----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-rails-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-rails-15.1-stretch-amd64.ova ce968c160cfef8a567fa9045336a7de545c46a48c7bffc953af020a468a2452d turnkey-rails-15.1-stretch-amd64.ova $ sha512sum turnkey-rails-15.1-stretch-amd64.ova d2e19ff5128317e576a9fdbe0e3b214bc070fad2f5bfc0e452733894122e3945974edb30fbedc34880335804125418e0de05fa89eeec4d071bcc18a921ed9eea turnkey-rails-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-rails-15.1-stretch-amd64.ova.hash turnkey-rails-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-rails-15.1-stretch-amd64.ova.hash turnkey-rails-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pjQACgkQhcJelaFu uU0YnQf/VcMEsdvjB7lmfYUoG+VS3A0EcnYyXfoveYPdt0rQpMYgcroR48dXI60y Cu0FchVMpMO6jqYl/qSesvwIHVsQ+owMNn2D8/cN+Qwcu74UQcDkh7ow+jx/Wve8 Bruch9H98qj20cUMtDpiOo6kgccr5xU9z+NOJTm/LUtyprFRpjnoQTC1z3cPip2j FPCEe8lHB4tzZspEZMLT6hz6zWBmv1CQBAvcySBGt70TT2gwbTjnDvWtvTFkb7tg 3B9zOIoiX0eP8rbNz+1QiBHuQq/9iUlYGTYDrQsGumLJVHJ900pGd4zpAL0q5wFP 4EhMUy/uA98O0HQRTN6vtaVrEJsHiw== =Reev -----END PGP SIGNATURE-----