-----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-rails_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-rails_14.1-1_amd64.ova 2773855ac6bd98e4a556daf84fe4c5ff $ sha1sum debian-8-turnkey-rails_14.1-1_amd64.ova 0ea95ec269967900b10b99e96ff57f156969b8f7 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnuAAoJEIXCXpWhbrlNFT4H/0Aev+0sPfa9KGZiS5k60mgp nAohlw6Ixl65LYvo6UtHQ9zWSFnZEkSiynWniONaQcdqCbQiV84Ly9OIxx3WwumD IHO0fM1LsQyZqZl1QL+74Ez5VngCXWy7FeEhIrKzaYwVmG9xjqcJzO4rboMijY7W ml2WFVL4/mgJbcbqPBsnV/ls6thRQD7UgBghrcGFp91C/vP93IPd88nzrzHG2RU7 WMwhlwniqutCOg66AYEUwbVcBGj0w1q7JxmQVJ4k7syDxHmj12ae2GDhVAEXsXrU y25+uhEFpspRSXQpXZGPOYSMJUeAfpwTEcv09R2Sfua7/HzFECYkoqwoFqeNPrs= =qDPO -----END PGP SIGNATURE-----