-----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-processmaker-15.3-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-processmaker-15.3-stretch-amd64.ova 6189af0dc1e70b2cf6f906ed7bd98f4be8c055e4ebf99d1920b57131f629d492 turnkey-processmaker-15.3-stretch-amd64.ova $ sha512sum turnkey-processmaker-15.3-stretch-amd64.ova f211d354494f18818b98deda42a462c6751115654960115078b62285e33a9d928c74faab916afc073ed886a6d087be833b87fb4a790a1ede337f983cd36e2f58 turnkey-processmaker-15.3-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-processmaker-15.3-stretch-amd64.ova.hash turnkey-processmaker-15.3-stretch-amd64.ova: OK $ sha512sum -c turnkey-processmaker-15.3-stretch-amd64.ova.hash turnkey-processmaker-15.3-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlyZ3P0ACgkQhcJelaFu uU37awf/TYnlxr0NDN5jz/bGjKC8xT8uN5Nmc6nt2eGqbxeXfMDspdy10swoVorX Da3Gt9tKPqBSvVgGX4iBtneRrTPlVtVsXJUm5W13y8V1inU6Lbct0wPxmBTwiqqL Ocaw4d3TB+44EKY5MAJj+3+JA66F6jKd6kIZql1IZGYaGfpCf5dZQwdYm5zBp2Yh C5iG2VjpSp0kOW0iMNBZu87MHtJnbxIKeAfoVrd0lbobQgBlzVzITlgxVvBHN/Oa b+p7XzL2xSqlkwLFpbdhxOB8SYqRmvXbYTHkGkEjDoGcpLJ5BI2zzbGMP0/dyio7 6O6tjmf0zhn0pJQ/ASrLtUPkLq/J5w== =Ijb7 -----END PGP SIGNATURE-----