-----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-django-14.1-jessie-amd64-openstack.tar.gz.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-django-14.1-jessie-amd64-openstack.tar.gz deaf93b5eb32d33d7644511186bf35f7 $ sha1sum turnkey-django-14.1-jessie-amd64-openstack.tar.gz deb3fae18e71a08d50f92b6bf884739633fb4821 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnxAAoJEIXCXpWhbrlNt48IAMZfXMkrwGIkCXb8bFfiKsyQ 60iSPr4ttmQs+Gc/igMmduGm2AYugbJEMgnQ0PhLlmqi2PjWoJce0sX83iZIurh2 nKcdPxECDhxI631mBUZ2eZvt7+/RhVUvZJWV3AbogPAwT/lR/8sgHO5tZRD1A/JK QCyNeXpICBAArfpE9UhP01a2DFAGo0FkjXJxHeIdg9beAx+1UMa5i4NP/x8XpqOn 6uCcphGjLGuuUOKm8UFakEcbus/PwMiNCVdZpCHdeSCock2gsVlFZT5GATTUfpH6 Y7resJhQicLeDbbxFv0Urxg2q4oK6rd5SFgz1DQqxAp1Kywtx+RXI+Pux1dCHVo= =WSgy -----END PGP SIGNATURE-----