-----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-espocrm-15.0-stretch-amd64.ova.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-espocrm-15.0-stretch-amd64.ova 3456159cc47f42e75d46bcba67ac48e3c524c720daabf19929b634ed76d796cf turnkey-espocrm-15.0-stretch-amd64.ova $ sha512sum turnkey-espocrm-15.0-stretch-amd64.ova 4d42eacaf8ea13192b55e177274d96bc0db102bae3576a1ed92680c58b18208ccc82847cd51463d411b95ad04992dbb7b71ea4a7f990e91d707a96be7fa23c3f turnkey-espocrm-15.0-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-espocrm-15.0-stretch-amd64.ova.hash turnkey-espocrm-15.0-stretch-amd64.ova: OK $ sha512sum -c turnkey-espocrm-15.0-stretch-amd64.ova.hash turnkey-espocrm-15.0-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12IACgkQhcJelaFu uU0GSQf/fYPVI3HSoldFFmIQBnCDA38ZjcJS0j7p68MOTg8F0otVWZxj4jwmahBX LdXEDk5ZaLVDQceEHC926RaBSdlteQyGHA8Fr+N++MNZJ/K8IavteIVDj+HiACYS 3Ieg7w88Gp8Jm3J57pC3vtDGy1jcGk2onJUhRb/R3rrd4BgJMDfkshbVqdVbdPLc OTUmicXxesymNmHukPt93AxyDAK3Ft8yHzO+H2f11nWOYk7ABnilh6Pt5hoSH3c1 GReU7CBq61GffBvrP7opw/YuHxaC6N9LXqmtV5EFhJLbOR6orhCixNKAoObjOxW1 jT7em60/uCR47mwe9Y4acMIe4u2IiQ== =i2kh -----END PGP SIGNATURE-----