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-6-turnkey-core_12.0rc2-1_i386.tar.gz.sig gpg: Signature made Wed Apr 11 18:17:53 IDT 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum d1d61d0ad7f68302a790fd37e1dfc7cc2d50bf3a * md5sum 00636fdf355ce574b4502638aa8a893b 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 v1.4.10 (GNU/Linux) iQEcBAABAgAGBQJPhaCgAAoJEIXCXpWhbrlNcxsH/2I8V7QyPcH1kVGdA1BB993j BaKmaNwvZNENSC0Tzh9DMLbshCSuyt30H2chDjfwcEMvc1DsAickNdY4vK4f73EH fTq1nGDRzzfKfvZYgoFElnMmhwcr5Cm8w1BQE6ujn1wpekihIVRPXVqmLaZvNeQV SffkUbsUpVr7N4YCrvY8+C/+2zno3rGl8WGJbs84yLc9cgJ8Cq0NThUnRVE/M56z mZ7WaHDONu/2+ihnogqisvYetX3E4VEUrBOLT84ayb8EMLfulroDiNSA94VnN86B qjlansU9VBCEUsvTDky0q4eRnieBVtlAQA74OePbeyBLxLjzOuSISKjmHi7ehEI= =SgbE -----END PGP SIGNATURE-----