-----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-14.2-jessie-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-14.2-jessie-amd64.ova 787efeca9e64ae9665e00bbc7bb6cb61d212301e698c6d8f6f90c8a3e09d16ad turnkey-espocrm-14.2-jessie-amd64.ova $ sha512sum turnkey-espocrm-14.2-jessie-amd64.ova 16e55a8d67268cb0fb375673483632b876a4594a1a7714e67eb5d25979a86aea581300ed028a0faacd7f7f6d07a47c0d75253b018d6b255acfa7595f9ce18070 turnkey-espocrm-14.2-jessie-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-espocrm-14.2-jessie-amd64.ova.hash turnkey-espocrm-14.2-jessie-amd64.ova: OK $ sha512sum -c turnkey-espocrm-14.2-jessie-amd64.ova.hash turnkey-espocrm-14.2-jessie-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNrLcIAIBGdNIukZv8PEBEk99Twwed bVosrT9s/nReLUWmYf433HsCtpVFUFvGujQxxQOuBINdJl/gRuAX7HQOcS46y8F/ zWHlBp/L1veuXVVgAyM/taD3XvFRvB7t/kEfMZELlbhaCUiIp1lsv8123V5Nj8EO n8hWmPmik4CjatMZvsUlQFXnkW/AlcPIuJAlxrRAyx58JNlGxBVisjXdnpBHewNO KYQPLVPVfKReXtpolEysh4XcIezbEskygVlip/po8wS0+Jrtrelt551sZkV5HsIZ WKP0hD8cRSAEoXaR1as6zpjro5SO22xeTPmbgl2zSl6aYSOCfCoImz11xJE+3Bw= =d4Ss -----END PGP SIGNATURE-----