-----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-projectpier_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-projectpier_14.1-1_amd64.ova 09fa5bda719e213650069143c9127ffd $ sha1sum debian-8-turnkey-projectpier_14.1-1_amd64.ova 2c0cb532f8f45e3bc012752dbedf1142174f2cff -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnuAAoJEIXCXpWhbrlN5WAIANSTjGGo5lQfV34EahrJi6lt s1pjpgxrTsLNGa2uxde1Vk2zryH0bDPo4e9OD4AQReK4VdM6IaPwKh9kzDt75HKY BJBrnIdDzLnJdgtorXpdnJo1CqqRO150oEnRRHVxrlrYPEK++sVNqRtSMfRKq4qW u67SMa/H9pu/7NbYItvRAETUWurLwuyXCJZsvXcwSYCcP9S+fu/TM/b2d58ORjCO aTquVLdI4GcDlMCTmvDKHnTezNOQqzUUIDi4+7m0Ex9PaTdJ/qFZ15IYaimnllx8 lP9ohsMw4kBB5EgWl6iKj/Azswtw5OA+if/pAk7YCHz0hGdV6FAlPz6W93fE7J8= =4UFU -----END PGP SIGNATURE-----