This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --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-7-turnkey-web2py_13.0-1_amd64.tar.gz.sig gpg: Signature made Wed Oct 16 10:47:11 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum ef792c37636c8f591404859d63527c9314cb5669 * md5sum 690ca7c01e6f6e91e49914bfddaad039 You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSXm6pAAoJEIXCXpWhbrlNcAUH/1It6oxQEiHYAl8IPQusJqt1 LEpzm1pL0KFtW1V/LwXV3gUouEbcsKsfkSH8gK8qWRHFxXBvmddjcUZmDhwWzZ7k Rn+MKe9Pa4AeDTKXLJxNWAHGSre0soQEavDEPROqb6excAHc/F8EBu2LYU7rHwar XYvjvvfQPej+rW9iCtusTkbMUqmF06a5sBQooEQ+hnpJsO5TNJ1lGoGPkc/R82jr Q/+BoXNuz/pOkcrxBtiXiufrNgHFpBZ8asbX0OeY/6NVY3j5sHhj8yjdEokGu7ZC JPqeIO/QFNUluoTTOWCTWa0SmgWm80OWaG6cXqLLXm2ndMFr6dpPUil9dC+xOeo= =1SdW -----END PGP SIGNATURE-----