-----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-postgresql-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-postgresql-15.0-stretch-amd64.ova fcf4b1fd951d2f4b8d7d2f96bbe235c42701cbe6e53bcc126f160471f14738b5 turnkey-postgresql-15.0-stretch-amd64.ova $ sha512sum turnkey-postgresql-15.0-stretch-amd64.ova 635f22adceb7be94e18a4867518368948dd73812c1c7547fd49c80350852ed96f74db8c22797e337ba5e4c3505009046a89448776439cbcdeaf2cda5793b9df8 turnkey-postgresql-15.0-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-postgresql-15.0-stretch-amd64.ova.hash turnkey-postgresql-15.0-stretch-amd64.ova: OK $ sha512sum -c turnkey-postgresql-15.0-stretch-amd64.ova.hash turnkey-postgresql-15.0-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte124ACgkQhcJelaFu uU029wf/SordNKOV/EgUP2R46vzWRrgoBeSH9wbYrqIUEva0rj91DElPMvZCg6c/ jsKd/wMnIoHUtXVTauuDbrAxLiXvRG2itLvbobkKdWxm2JrlmtUgH92F3yYcOhy2 /J3gj+tb4cS4gPeB70WttlipLdVrBVW1zgdiNZ8hOwyZkvuvG6IDa0T62MCk42ju yvhVg7QEq/Uw4+OdpO7RcsEuOEAMcOK4RzIJ0GWMgy5VvxBYFRaSxA0K+YmiADUE Y/w8EH8fp+MHFC+eZW1reHE+6bc2j9K3K34pGjTdIElw5eyW6W5scwu6ZQrF4T8F EPJMwwQm06+thbnofmqvtdP3L4lbJQ== =zJnB -----END PGP SIGNATURE-----