-----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-joomla3-15.5-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-joomla3-15.5-stretch-amd64-openstack.qcow2 ae8630f6dc1f1af2b1d6075657decccce2c87f9f3fcb3e0985cfb1f3e51ff413 turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2 19113d944991e7576296ef6c0039327755a61f9405cf049f8394c6963845dd6982baf45001dfdc50e5c7a11d62f832feba06bd237412987ab3f2a68e419c6c90 turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2.hash turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2.hash turnkey-joomla3-15.5-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhVoACgkQhcJelaFu uU0t2ggAmZW63SGC2xhesMh0Ou+9xn7D5jxZszW6FyvjQ84NE+pXOghObJYUCWo5 INvRLsBNxnvy5wstqSNfpKyl7ZL4sEj+FlI2/rwtNVLbR/D0vc78j3iFL0kvqwtL 4ygHRSDskzcJX5YQzZD+qWReLtYK7W+pq6YVrIxy1fFWXzHQ99vwc4+LGGemN+gN 5X/++BLL8DsA2e6UHNPryoQ1+jle+YSwFIdCuOJs701vx+pwzI8bZ9XL59n9F2h5 UmtctJhuoMxyfEqe4MZh+02On6x0P6GTMoq5isjZlO3I4NN/RGTbpFjOQPVUy1ls ybDpoOBnjlvyxHnfCb0GCYokLwtsfQ== =WaU0 -----END PGP SIGNATURE-----