-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify debian-8-turnkey-espocrm_14.0-1_amd64.ova.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum debian-8-turnkey-espocrm_14.0-1_amd64.ova d27210b1cdc5207e5ad83c4c6e8f5e07 $ sha1sum debian-8-turnkey-espocrm_14.0-1_amd64.ova ae24b43ba21024613b1fc5fe5ef1c2df142e6907 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxSAAoJEIXCXpWhbrlNuvEIAIyh/wwzhHJZn2WvDonl4nef AaXW+eIy9IkRFb+QRKhie7ssz43aoDnqEHv8s+gFWNJqoitqGylH2DcWKLP/NXTr BijsTqjUApmeo8qHe654RIfBtztB4fNrI1xlITD44+JEdqENcO3CpQbKxZH8vMFo EQUej7xpjxnorfh4wS4TPHTOqwsdLlCA0gIcfaW4F3v8Z58J5XQqfthuyl9qVyGQ CNBXqvrgdV3wI6IZOENQ6GkXFu49Ag/K8wXZCXl0Fmt5EyCuwDOyLUCd+gRw+4Kz ThLrr4f3qx6rzN6vnRzcPdUBKCqLBXGiobqq2l7/U0dCZ4kEVxE0xBAiCrpGvnA= =xAdD -----END PGP SIGNATURE-----