-----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-dokuwiki-14.0-jessie-amd64.ova.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-dokuwiki-14.0-jessie-amd64.ova d064d2804c43a61d6bc7be1c6e285a44 $ sha1sum turnkey-dokuwiki-14.0-jessie-amd64.ova f6842e122320c26d7a28d916bb3f8b99b1d99ced -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdVAAoJEIXCXpWhbrlNtn4IAL0Rog2miQo9TBFP1DYGCehE Z/xJjxMJar1puuPj8neIYmgK51dqHq3Ri6s0WZR56jflfDoO+QMQe1Lr9VX6wG3P WG/w/UPUzZAsWwtmj7Z9c/itB6XfvlgcdL6dpyN/q6Y8Ry+yy4h+smp2lPyQHtVc xb02w7EGIVgjjDTv8XueeTNDW/O90rX4bq1nQ55NDyFZrJTrYfUHJ6ej0jnGhizj WKTMTQOzA64evbgGY/nraMTdiHl0DwBkn8MKgHNM+witB78Q/WgAnKw7knYDmWsz qeSEkyTULLIkTECrXUTmFPs5LegizVqSz/G3k3TK+WU67MTQn08qQHzGRSc/28Q= =NN8U -----END PGP SIGNATURE-----