-----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-sahana-eden-14.1-jessie-i386.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-sahana-eden-14.1-jessie-i386.iso d02c2d01e6fbdecfb41048f293237f8c $ sha1sum turnkey-sahana-eden-14.1-jessie-i386.iso 705f311054b5c3ed0460748096f422af7ac13584 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXCkP0AAoJEIXCXpWhbrlNaJAIAOtzmGM0uBFJ4/yvcvBm5+QC 3aRtGoCUFUbqWtH8v2Y65SSnuXorM6ot4YzTUimBlBlGbSGnEVAry1iK/1sRwU0x 0KymbLpK110WIPKcews+Xs2mIlyiBBgOaacKPfnkvDT8KKb3Ga1fXV6bY1aHwi92 P29BRaTUbCvjvTEV4w9DnpvsLMjxNKMT54ozIzRIZqs/yfJv0PvlDwe3yl4d1Xxj ZOfW54/wURt/s7v0xs9BhtAQuIVOJ3rntbQO+Zi7T9WqvxJL/wW+orbjKGprB4D2 6h72PSwqa12fVYL+z/r6r1dkqqQSuF0fVhZG/LCPtEhG0XoR75SpGyQaa6qrvy0= =HmAG -----END PGP SIGNATURE-----