-----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-cakephp-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-cakephp-14.0-jessie-amd64-vmdk.zip 695b5b02e5f8ca4ca1fb16db015c5c20 $ sha1sum turnkey-cakephp-14.0-jessie-amd64-vmdk.zip cc4a99105b3bb6a3a8bfd1ab12ace8fb9b3b9c52 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdVAAoJEIXCXpWhbrlNhzUH/iBImHF+FGJ5DWt4hUWeQZVf q8QMDvsX1qX5Exv2sKC/el4pQdSCu/WyMDyW2m4dcnlrY7Apnwnbi/dlHYHk9WgK O0jnxxRsu1cCJQfZxjvbSBbqf9EGzPogPUUhwTIuflaqv8m0Egk0YBqDJBo0FlwN s5oGgW4IYyJX/4AR6f8cQPm+nqKQclfk7j3hZBSL1bHGud/OTxZjEdzoVWqkrZHt VUfPYNM1pTCFekUXT2KqtS8oTFv08tlF6eexojrV711lYwf5TnJzdGpmR+V5HLE8 xWUKaiP4xyylsDYnJKLK/DM1fc+1OQ2/ojKQoGxOerdgJ2R22TCOqGMyQwYxfLA= =hyHe -----END PGP SIGNATURE-----