-----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 debian-8-turnkey-vtiger_14.0-1_amd64.ova.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 debian-8-turnkey-vtiger_14.0-1_amd64.ova 8ead74696c070fc11ceeb6d8167d1171 $ sha1sum debian-8-turnkey-vtiger_14.0-1_amd64.ova 7615e1638a35c48100ca0451794177e137e314ba -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxXAAoJEIXCXpWhbrlNjlEH/0UZdp42Ci4NaGw4JmwvtSdA GN9yzx1jWTG6/+q3ZCocKYPq0g74hr+1G0SvtMJWlIzwmLb3qKuL6xQSLJFC1iYE g/LSVFpvTl/3KM3IOiNJ/cC63eipsi/cx4Guw1IhRDCoxfQt+taJXyCc2gmnxSay TDok8Gax/cLCd7AoSY5qWO8x90JLEyyk/PnrUFsBW20rhTqYEX2PF/rmyQQXGou/ Qlo3CRbUezIeOILtesSFQ3LpehlZTA9lkBgbrbrhLRwDBbdOEiAIlW6dycPFRgUG KHlX69g5Ka7Dwmt62FGot8muKmE0/Z8FS9d7SjLlILJO56oT45EKjEwRzlauhbU= =0vHf -----END PGP SIGNATURE-----