-----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-ushahidi_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-ushahidi_14.0-1_amd64.ova 7eaeb299d7254b6582670ac288b43df5 $ sha1sum debian-8-turnkey-ushahidi_14.0-1_amd64.ova 82a62f8e5c3530e59393134df86527d25305eb63 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxXAAoJEIXCXpWhbrlN9RAH/2ALu5+7ZUk+rZ0tMBmCGObj uPzS0BiyAPTtHvkBSSmFXyuXMSmZ7EcRNJjSiWHzIgUIAuLPJ5+O5qvJVwCma+ti LLnKn0UVvtWgheKe1wRVvraEg4nyW53weAgbu3oeNUrFUCf0KGh1GmcT2o3dzRhU rWbPqXfr2K2LiqOsatMnCpDuzKGHI0bAAC4zDYWCuboE0IKHrKwjWtdP+aJ7KnYP HiZvvRLznl8Cgp+62Lz0lqWPeFQOW5y8Py2tgqTmm4gc/8nT42I7DaghPd8qtElH fm/OabBfGrbvZzP9oz0v8e5PDthg/Wat9pjkVG8S+49jjRBmaL3IQPRhU4rBPvg= =SfVA -----END PGP SIGNATURE-----