-----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-sugarcrm-14.0-jessie-amd64-vmdk.zip.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-sugarcrm-14.0-jessie-amd64-vmdk.zip 8c39938164239990bfb0dea9b8095482 $ sha1sum turnkey-sugarcrm-14.0-jessie-amd64-vmdk.zip 614101f64a6c44de8a3caf43efd68ca39ff894b5 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdZAAoJEIXCXpWhbrlNYMkIAKbPyivPJFKZJnETjQKxoc2x wAcgrMidA9P8ZxlArMYTNL/jZsvotcdak/lYcqQcXxt/WyhN7Hw1ndQ7WwUepvg5 SXX48qPhNcD5w6dy7oDDb2MW7GkinlrbA7q0wGJfkcOix29IIKR6AHbSx6iyT1HU Jdm90hH2DMiqdOq+ERW88AqVfhFBFAHKH8ELM4XLxauZhTS190Q2cdU0Q35eUGHU 5Nw4ICgTGVPMvRhRfGddfyU/Ig41vqPdiwIe4CBKzlG7BfV+u1d7YtFF5GpQpATV i86jJYHfF+Y0T50yYuL83BVYWnLa+VMbGl3uTeNHYqpHaU5AcP93dlDhm19ineI= =RANN -----END PGP SIGNATURE-----