-----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-canvas_14.1-1_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 debian-8-turnkey-canvas_14.1-1_amd64.ova 6ccd81df87aebc88652e0c8fcef1d0b5 $ sha1sum debian-8-turnkey-canvas_14.1-1_amd64.ova 3b64f6d262252821d2672dae2da23df9580def7f -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXRb5dAAoJEIXCXpWhbrlNIUEH/3OO8eiBPkd7OZIOi+1+bnaP WkDyUpwfBNoVVo5UPBQi9+4maYfRVIwheQaL7OFxdsbSn43X+hPxo+vMDHAB0vcm D+ATcs2YlAdB3yBg0uNGf8vIIvkZuAkUQi2lSBJp7HOR5XHj/NUMDqoVDxoFtBxZ qiTD4OQmg2nSrQA2lguIEPqWP4M/dXL4OdwB8Y+U656IXcGhJWyFj61ZOBXghxP8 dWZZwNSCS5SMCu9T03C13mOUogCCExIDP4rsMaFw4kWkRwe89Jq9wmK1GOErZzcG sTKomRM3rqmz+uy4vCzNSYU8VLX7qbewPNPK3hKikVnGpkHHZyi2KNxWx2p1Hco= =EgBE -----END PGP SIGNATURE-----