-----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-couchdb-14.1-jessie-amd64-openstack.tar.gz.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-couchdb-14.1-jessie-amd64-openstack.tar.gz 400028bd79c24916f11b2403c93a8259 $ sha1sum turnkey-couchdb-14.1-jessie-amd64-openstack.tar.gz 434aed32ec32295fc43d636e9e5e65423c104179 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnxAAoJEIXCXpWhbrlNXYcIAK5p60fMIgPbJAMfbeFPFZsm 4uvFsC3/sDohPyUjDtHmhp5fhJyFFowFMDtbXc/EmhpeBBiSbwiPPoJDCnlqfSqN sLeozd02tTifWzwVguLvVdGFKpKCGgW/ETwT3ZjOWgwh2bwblBR9F2D+Dg/2DzOf TpfBUxSCSygzaZo587hGwAeQNZxbQ7eTVdo2heKOg1DDGk5HbG5aOWeaT3uRvSCQ FzgxkLq/zQyBuknMWMqYs4X55h+ODIp1AC1hm9pzRVX5ZZpPVUwuKsJt5undNWoC M2v5wgoQlwT1XFQUFDC5sNTQOjJhXUQY9lJqXZYc7W1yY//DPlEimjPKC+iYgvY= =uAz0 -----END PGP SIGNATURE-----