-----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-zencart-14.0-jessie-amd64-xen.tar.bz2.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-zencart-14.0-jessie-amd64-xen.tar.bz2 effff45be07e6438ed443de7406d6a15 $ sha1sum turnkey-zencart-14.0-jessie-amd64-xen.tar.bz2 d2c36a1b4a19a7aebe95d482016eb135223572fe -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMdiDAAoJEIXCXpWhbrlNiA4H/0K/+F9LQMvjI/jqS6llRIoa 0lWhM3DhAE2sJzdjwf2kxwC0f0uKZy4PYvxEaBVNUid+ZSmlJR8BsPMQkxPD+WAp yo9eD1KLlf5BBreR74DJnqXF5/n68mPvHf5kEnAk8xS73s1+H1gHfx+70SUgYjey al/uviQftiD72OUDggaFT9c7kll8ctJRkmjj1xHxH0QJXTJCERfkhZjr7Y9unPqB b7Yf7qVvInsOCMr8jvTnJjmjRW7Dvy98XKs8meibI5uZb2SHEiGbMIA9kWhZ+jKo ajKJneENn36XFHXU5ZiqZi+FPR144Y2YMO/Vq9ttTfa/xXzpJlh8TBKVMTfySRc= =fQNl -----END PGP SIGNATURE-----