-----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-14.1-jessie-amd64.iso.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-14.1-jessie-amd64.iso 5cafea50c279e0e42e56c1fa7e5fa168 $ sha1sum turnkey-zencart-14.1-jessie-amd64.iso 7b29a06a87429ba80102c3d2d7d0d2d719eb4300 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXCkP1AAoJEIXCXpWhbrlNBSkIANboxrTy8jul8LGYWFzfwH3K BOtVpMKeKKK7luyHR5qO2uT5kGWv2Uf3oZlQibqKWUDKnaiURwWNAmy5qnH6FlSk PJ7FOFU8AXDPhb8EWneu6FFXEde7SkU+00NxUPWM/eHsWTyNBRvim6nyVPklFHJr s0B+Jh8XPLrC8YiOwyPnjHuHoCg4nTQ/A1o0b0YbnvUUV0RDLNSg6qQEcPBIkptz TNpk2cgXV2UIMjbtsHzl1Kfo2ERZEEmyD5mhpRR+RNmaI0A3WGtOzem03qdkQBeF Uqd76kYijRyyV9YqGb/P1pDCOHcQoiOf1ynqeT0X1jiRJYQ/KBez9Wy/d2zqtyY= =seDt -----END PGP SIGNATURE-----