-----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-ansible-15.1-stretch-amd64.iso.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-ansible-15.1-stretch-amd64.iso ef08f1cfb1430cabb8d188cbc837901c60fab7d79e09abbd144664d80766f0c8 turnkey-ansible-15.1-stretch-amd64.iso $ sha512sum turnkey-ansible-15.1-stretch-amd64.iso 7ac231d677eb5cd41a0af710d4cbdc0a0091aae9883d18c2fc7a4d0a2af508129676886441024293ed540ec6a8c2f10954855df77f01d041019bad602b7fbfd3 turnkey-ansible-15.1-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-ansible-15.1-stretch-amd64.iso.hash turnkey-ansible-15.1-stretch-amd64.iso: OK $ sha512sum -c turnkey-ansible-15.1-stretch-amd64.iso.hash turnkey-ansible-15.1-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlzdEEMACgkQhcJelaFu uU1HqAf/eCZ2qLTW1z/RY1aWGRciloH7q9invN+W/cIPNx9NjjLLJahZeYEglaMV GK7x+daRp/cQAkeEV1gMJff/+GC8VqD4Y+q6YcBSPwaF8+TgXTyBaGE5JZZiiZPY +doENfDbdVkDTbsE+wnlpHqShjs2mO5sqKbTvHlVNW655djJQrE+sWQNmJoivLKJ wTLCWnGNJE6+lW+jliRRaUgfQ0+u8a2xA3jaCA24/Y4NO/MaG2lmzKBOV3cRC+JJ R6UvT3NV05SrrP8t2/4RcQVYdS2yrmNInZhuRAMV744kThp+iepq6B4EyPCeFGZp MdNzuZO6IXi4sN06CF0Ur4dbZfs64A== =FAeX -----END PGP SIGNATURE-----