-----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-django_14.1-1_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-django_14.1-1_amd64.ova f9dc3cb2db480f73bc296ab2c84253e8 $ sha1sum debian-8-turnkey-django_14.1-1_amd64.ova a2ae8c25380a2c4faf20f9e24397ca6660cbdabe -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnqAAoJEIXCXpWhbrlNEJUH/0HG5Y5J/95gVGeRf2g2muww oSIHM9KkrJnPvn4dOpuinQ2/KnfyZsfO4HQ76T8Lxf+zQR3FL4bmJeyQlI2UuRy0 h1jSQ85EKCBbjhG9XSSH4/CSJjhAezFQxCmUUaMAIQQMU3ni+Xzq3fB5ouIdKM+l KrD9sGuCAWEiN4/bLBEG1hSXAVeWiAWz3AqBlkOFIyQdI4AEp3oGL6daRaf3QfDW 7rTNVAEyWk6eDWti/I6mlAf5YiSm4QLOddAUjnMOsXzVxSEnUqNbukhKb6YWf932 BYtvhCuR2SkAkVZu7OpnPkQRuAKGfuB4wpv0KWDb9eTF0XSABGSoCg/URxCSuKQ= =u58N -----END PGP SIGNATURE-----