-----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-gallery-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-gallery-14.0-jessie-amd64-xen.tar.bz2 40b7ed20bee6c1467724cf4b5222ddad $ sha1sum turnkey-gallery-14.0-jessie-amd64-xen.tar.bz2 8f29c1a538990229c23a7506e7b4b2c5a1ea20f4 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMdiAAAoJEIXCXpWhbrlNLmMIAMiJHo/397rNgFT8b9iqnq5F /xpTorK7m3h3ICnkYuTZuBSGaLPHW2Cg/stQGGm342X7HSevIjMia3SIjqZpFQOe NR7uK5UPtuUctHfiuiqc0X3+P0al0YPuTz6KmdViOBf4KDknfgaSzhcAQIAtOBq5 5X5Tp4uLRAPSU+4qJ+3JXCj6GC+B7igKXVsfGLe1iRf0Vy87v3hkhA4kBYV/Dw+O TbEn+yCe7DJGea9fhEVbYmeyg07tq3grpz88D0cxCojwFg9jsN7IELg8UsMGONoh rYQdhuwB6QxCizIG1isNAppMS9qr4q7Y1lsSkzIIs6tuNYU4EjmN0xIMsDt1cd8= =sPER -----END PGP SIGNATURE-----