-----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-zurmo-15.2-stretch-amd64-openstack.qcow2.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-zurmo-15.2-stretch-amd64-openstack.qcow2 29371840cac9d66b1b79e10544fb04e1aa5f70a5adc2c35a547c36bd8cd01e2b turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2 4bffa5d1a67952d1e459aae874c028d84736417c95d8b12e65e6246a23e37a0ce1f5f1741609420dfa5cd11bf6b5b7c0561fa69d8855c4413860503f3d27d553 turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2.hash turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2.hash turnkey-zurmo-15.2-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhWMACgkQhcJelaFu uU2YcAf/YhpeWKzFAtQdlZAPW9RnPTlyrIX/bzvRNBXv3vWAwKb60HZ5AgIP5ard ndkXeq50ShhZhmCEDf0Z/IRgVoTRrDZuq4LwnbyTfGEIknf/lj220HIJ021l9vOt yYkpKoh2/eff/dJgV9DFQhnzEqSabi6UzaEPsM6NwH4FxVku94bCESWncXhaJwLX SFwk6yIZFq/8FHbdK39MunyONGv3LcUS4I/8/snkR8RpE4mtqOqqcGKZqW1Qw2Ma w4e3uUh6/VH2xEOzyU689to9MCuaYklwKkCqWSNXcnrMjrdlND0nAt4UM4LgXWvE Jxfan0ImDRSyJAHFVj5vBslVAILS0g== =4PDj -----END PGP SIGNATURE-----