-----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-limesurvey-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-limesurvey-14.1-jessie-amd64-openstack.tar.gz d174baefa0ff8cd7e1fcd449752c89eb $ sha1sum turnkey-limesurvey-14.1-jessie-amd64-openstack.tar.gz a1858b627e2e49b02d1bcf08030f30dec03c2216 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn0AAoJEIXCXpWhbrlN1xsIAJqrFCtUFHYo0FGQhteDFwUt FOYUKAx/TCh9m3pRvWxrS+jxNIPHDyCs0DXemJf3j8Iuitn1UVRHgI7+1VqAMIAQ 1JdhITqHkZr5YMEfWR5abZ4c2ujAugRyTtcPOUPDDWuH+Vt8pUPAeQqUYxb8N4SA ew8RKJE9ppLC4VICCas8obIvi94FSFJpd6vWApzx5JSkYmlmEafpd7ff2bpjykSf mjECP3blI9ZfEb6b4f/FL3B3gZ+n8PKM9q9EHp5fXdrzlP822n5/xRTAdNajdu2D CTfl/xQTDzRO7tmUx5uoUFAeXjzAoqpQqh4GjZyLyHqHvFsPgu/dehjxuLPRglI= =Y2eK -----END PGP SIGNATURE-----