-----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-15.2-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-15.2-stretch-amd64.ova 75da1fda83a29712f6fb237c1f9b10d970cd84cf6a3f2a12f25b95b7029d8ae6 turnkey-espocrm-15.2-stretch-amd64.ova $ sha512sum turnkey-espocrm-15.2-stretch-amd64.ova d20f1b9e497ab35bab2337bd70c4921dbfff77e2e04475e63820da77df5245123d94b5a492ae4ec207582c72ed32c02083f4d093dff07444342f5ae0cba9fd9e turnkey-espocrm-15.2-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-espocrm-15.2-stretch-amd64.ova.hash turnkey-espocrm-15.2-stretch-amd64.ova: OK $ sha512sum -c turnkey-espocrm-15.2-stretch-amd64.ova.hash turnkey-espocrm-15.2-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/ph0ACgkQhcJelaFu uU0VCwgAgi21Ua87QEvelB54Y3uxSB2Rpk6Lc+pNLBT2Mzk/XIgeJ7OKwes76E6y Hbvfj1JDPocogARfVvqYJiGx8C31984856bTnubo/vyfFT7nxef6rXpOMjnGr3/1 tp96jF/9bddw84UCfnet1+QnJft2Yx4SB1HRUecTY/XpQ860XF92TglO7WjxExQM 4Wk+F1TpHEOHprWLx3on6h167cTDzvpNNDQ9yP8VxWXyTIsebYPtQyWQBxfZCmVr 43Sa/hoTAdUqdfdoruoCr94Q+G+lqNrmvRz5KijZJd2dfps31XExIBRUi/Hg8MwS qq8M0SbOh2iH/HeMLHoHL7FnCojAeg== =3YwS -----END PGP SIGNATURE-----