-----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-14.1-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-sugarcrm-14.1-jessie-amd64-openstack.tar.gz 67b7f83c96be1260a011bb3dd2b1c765 $ sha1sum turnkey-sugarcrm-14.1-jessie-amd64-openstack.tar.gz 347119eec5d04f3f1fa3b670b00829300bb2535d -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn6AAoJEIXCXpWhbrlNL6UH/0YW9T48uqIhnEjaASYpkVuA WYBwCqbgz5O5vf+kF8ZmiDJk4rcuDRIS12WhkKcAe6HVZcg3ZxJeNrPfWvr0r07z Lsg2nnGiVll2WIceHCXE8RqVitjtfitEnUKMd7xnNEGOCdUQuziYtn7iMTy+0+8J WcC462jW6VI4rZ0wM2w485ZQyrDKfvs3DKiZRUAZw1Sa0w3nKW6eN9Yh502T6trh xJfMxIQhl3BJ69rp4Op48+1z5gDt8p9pl/oA1qN0xcPnX5KV9W4OwrL0sa5/8Gky wIxeDGdT1vXSYIe3O71LHM5EGNFtq/L5OF0lrjS3HJ/BwHedAef/hikHL7wye/I= =imdh -----END PGP SIGNATURE-----