-----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-9-turnkey-processmaker_15.1-1_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-9-turnkey-processmaker_15.1-1_amd64.tar.gz 62cd232b863aa1f65fe165614b40a9cf148ae0972a0bfcfa15d1651b43c39352 debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz $ sha512sum debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz 84132e9b8cc8b5ae9e1e05eb301b08438edc94b12cf953cc37754eeaa8c7bd0e32830b9eb7329ce7d5eaa34ee93432d049d0359f48dda3c679ab2277e8df80b9 debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz.hash debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz: OK $ sha512sum -c debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz.hash debian-9-turnkey-processmaker_15.1-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/phIACgkQhcJelaFu uU27TQf9GVv/u3D02CkgwuYD1pNYvahTuZMtikj753Ko8hRYU0DaLCBfK89bqvIT SZHq0fqoEB0pbaVJzzrJSXXMzbnozBEf0RzTOZ6zNihv+pi6o0uwmGpoX3kendxi h81CXzzVj9l0w/3ujnegsEDK7Ob1HuKVRuD12L75n9ldgfa+g2Ycfg/0TuDq1WPs rcgNiqC3cGJxlUuX6FZHsBqhcaW8mBtPn5cqaQ+R9TtbdPVMeSZDfgi0r4+H1V4W y+Qm2hrvDJA7No9ac/WKYYZM6XBEmOv/Nr01FHrdWupVGhBu26kMYW7Vy40Mgn95 tVVLAdFOyfN4lwwVV1UzU1qA85FQvw== =udKQ -----END PGP SIGNATURE-----