-----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 debian-8-turnkey-dokuwiki_14.0-1_amd64.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 debian-8-turnkey-dokuwiki_14.0-1_amd64.tar.gz 45fc9991a939bb045c45611d5644026a $ sha1sum debian-8-turnkey-dokuwiki_14.0-1_amd64.tar.gz b17a13287574353398472df22d55bdffcaa9c397 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxSAAoJEIXCXpWhbrlN6cwH/A0q0LaFxHCZViNQgljsovtF 9X5+HFAh+UL1i6HGD4buL3lNPnfgePCLIaFAb7d+Ht8Li14OObVdCXKTb4/oA+nI r9KKda2y0rfpZjacLTRkuCxxPxTqQzN/UpSggjsH786vUdCcIIOT8pgHJ8tyfmTa 6O6myDpZ9JcU8bKSmDqM9WsXwfQaaIkgpL31paQjF0tGptovWibMzpGMpx90q5Pq 4alwj+oNR+z8v5f1q+45vZNOu2CZggwjCgudyYKD+cPl8CLy/fsFmdxp85E16q1t gEowgK3Y2qLCgPGxnrsqX5rQGqmbX2xKiPwbKZc2PSfYzsUJZjnouSweJRDbfKg= =hiO7 -----END PGP SIGNATURE-----