-----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-otrs-14.0-jessie-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 turnkey-otrs-14.0-jessie-amd64.ova 5f92d1709b01286b65ea048fca9af507 $ sha1sum turnkey-otrs-14.0-jessie-amd64.ova 04c6824080d1a1d30b68eb726e6459db83566b1e -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdYAAoJEIXCXpWhbrlNthEIAJlt+VfJBSXijxrXtMFwnjYv uschsqb8cTCqPMgzxoWS+b8hI/tv1v/Qe6viaPlpT5PWZ/IRLpgjWxqnHvARPwqq aYo4/231DxaMjnCdvHpjSDE5Tl0sx19ajeRHxthmQBzsFERTYNO5p6vnccePdwVx 8vwiDiA6yDjnKnQQxuq64bXIHZINU2L5pANGXJ4s0/s/nmuNweMPKEjT0+u30UsW raJWR00R2GTRt4AZjNLJHuzR+8kB/IA82SY2HokcOB3bgjUOJQGZ0/HdkXRJXVVN LcVwlbo7Fw6jkIgiLG+pCJUc0uuhP2goR8qN5wPC6SgDgl/KpcuIQeSdxVxFN1o= =TbrZ -----END PGP SIGNATURE-----