-----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-vanilla-14.1-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-vanilla-14.1-jessie-amd64.ova 464ba50b7a68e28daca2a9bc0acd4ccb $ sha1sum turnkey-vanilla-14.1-jessie-amd64.ova 5292a687138b8ce002af1edd73d0a5734dfbc5a2 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn8AAoJEIXCXpWhbrlNtxIH/iMpM7sfIFp5h0qdaVw55CoV 5+vKce2rEeYybCwbNaHAIsT9kxMBDHQoTQR0Kug1Nyje5av4P6MwXKK8WKiSpc9G hS+eU3sUpDRURSxvinfcDpPbeo5oujFeXDzCDMDS/zyMUOlu0uR/tyEyxmHXTTos Br3pOyz86GnyuZ8xgTRXIt5a8UeIXKqQtIkgLWref9bCKtvYcKe8iemPxfyO0BY4 pXlBDYP0s2ksTU1UxNa8w83bZqgtV+2r7gFIHeV/HmwUEN1adhOxhf+h/JRkrhDL 7nffr392XEE/N3/sRPSWyZJYEGwy92LeoX4Xc7DejsbIpy1ms4+i6OiWnm00Sss= =YtCM -----END PGP SIGNATURE-----