-----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-14.1-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-14.1-jessie-amd64.ova 3531d4c2945763654c54e9a4c6f7aab8 $ sha1sum turnkey-otrs-14.1-jessie-amd64.ova 9a7755210974ec7f712de3ead796c13e24826758 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn3AAoJEIXCXpWhbrlNL/gH/2wemse25Ezb5wqtF95+r7Sl LKJyoY3fFM8pUISLbrVwKbiU+u0fqfF2hP8bKanwZ8+qVRFUn14hJ7WTkQYqDDrQ 2El7xB8FBYxxDHFmygatdJ/dE40Z5YH1+KFZO8GDzsCnhCsykPh07EmgzpX42M7x xWvieB6rNM6vSROr1t9Sz1ygS1oaLQwBXZ+rs3NTb/1ddbqHHD/qV1Dj6gv3My+f wgo32Bdk96M/IdiMHsOPG1hmus4thxBOW0pCdSXAgh5gw30tnyby7wpHTE0rQ66c jmzVvzmRwIjBM3tDC1v5jaEMNyfGaU4mTi8MSQyRgLITH6NyErVTwYFE5/WL2zM= =kMU/ -----END PGP SIGNATURE-----