-----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-revision-control-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-revision-control-14.1-jessie-amd64.ova 6655aeb78c8bb664345b0c5dba11f641 $ sha1sum turnkey-revision-control-14.1-jessie-amd64.ova 650de2628402e5eb338c441d43c40ebae78a19fd -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn5AAoJEIXCXpWhbrlNd/cIALnm+DMJyS4w5qqrJBJ5HQft 5Rx6TvRpV9JlHodbhQ5p9Rj3Kx/x4VIjSF6aYlnuXsxKo54FkPjjOFMMwOHgI6iI tr1GaWrYjqLQ4alLfGojTJ4AaattU5KcsBahwECnuwZJAnm12aorx4ZbV6GQ+nDh MaphiwrkLAre+Q64wjIvDb4KFDCgL4wRGQFoqcXQ3yjKjNZjBlVRjFjSqYkVGgjN mwuLVuoHd5cqAfBxu/mOaLEy3pV7toHZmd4Lmz75EsB3iQq2H7lQLAwEJ7L8q2u6 uO0VRysfvDTli81TfvMNfl9gYKV8Q5uR5PjIwchK2aWtGtB51I4RnyLxQdq6upA= =cmln -----END PGP SIGNATURE-----