-----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 turnkey-suitecrm-14.1-jessie-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 turnkey-suitecrm-14.1-jessie-amd64.ova 72dca86e5353deda35c54f960de09ec3 $ sha1sum turnkey-suitecrm-14.1-jessie-amd64.ova 83deeddaeeebace86a2bd34e9f647e975348ad68 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn6AAoJEIXCXpWhbrlN7lYIAI8KoxrKzPY+DoyilIjo2xxw a18pCQdUePPEkC4k+wGcOkiBJAlybhNz/5m2ZjIi8+ytlUWRJcFp1rIPeedJxsWN UYzteU4BG+dyOEoSDORbR7553SQUf6A79CqR1SkC6s+A0bAlmwiD5wuIfT5BisKT T3bwDNzmIeUHmjdET7sW+z83uY73EgJQA0ib8Yzhj5mK0AsRWKE4i/b8K+jY95m2 W4CSpqyqukKjW7HQYeLZca8r3K1uN39tnpC6SsUxsymCvaA5CnLczd8p9YkaQfsy C/8HEvEBeVbufPr1GM3x8URH69koh+qW+9Gxok/2kTs+dbswuXdq/0HyQ8kgKdo= =NuEF -----END PGP SIGNATURE-----