-----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-mantis-15.1-stretch-amd64-xen.tar.bz2.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-mantis-15.1-stretch-amd64-xen.tar.bz2 00762db170be4118318c9001cc70af035cbd161a056fe2f815831654cfcdbdf5 turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2 3a451a03592337216c7ae0407253d396eca2333ec012fbca47bfb72171b92406e7b3ecf03120ca26ab75824709a7a7aba31c91689792264839e4820dd6fcec0a turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-mantis-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pigACgkQhcJelaFu uU0WTQf+MlKnNOVI+naExFBcKFlMfXGTStPU6JeTDv8HnMaKMrAi9boDq/Peg0rP x6ZscUqGn/ctD0ERPRBPtUCNy1isbyvlEDrHxLxmTHT70UOXLzw+Zg69g6/6jZ+R zFzCtsH5/xRiRYJyPv2tQhoc8Q8j4gFJ+NkYsx8wbp6yJBh5/OV2MZTmi7bO1GTO EG1s31Ch8N3OHsbV8ohLGuexw96an5/O9DMZautt9s7JNQn3ShmooEXoyen2D/Cd +yy+ecW19V0uaWRRKMbQv1UHv6ZM/qqPOANCRdIyQB+sJkidtWyDXADQa66GPeMP O80GhELG+4gczEmxZBMSmS/Eg0zUpw== =zGe4 -----END PGP SIGNATURE-----