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 turnkey-mantis-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:10:34 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum f71572bd7e72fcb096a7005103c714eaf5c00ffc * md5sum bfb8a8e70fe14928b1a214e4809b2d2b 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) iQEcBAABAgAGBQJSc3ADAAoJEIXCXpWhbrlNwxEIAI8RSOKz/RaGPWakZKTFDlR3 ZZc5VkxfhaZf2QmkjPLYK7hgTdGWH7wWkcfzp7NgyYXsr+OFapk1A/MN714dNgQV gF9L44egRo+clw1MTOHCszgLjBinUBr2uZgrpvkfBgJekSrXrs1bZTTRXMMZ68zH WyV0KRUg7RQnguvS6WWGZl115wBu53uaV3n8mosGwJTVnsqX4sboXt75+pkw1t1r mfMN7kRogbiEBYP64kvFAfY+G4TpUF5v0ARKovOUORYJTmd7H/hRQURX4G+EiiV1 vJb8hMznAr1JVHV9lZuq9TLSqjIt0cZwgGiNpU+GylTUcpE/NK5m7hiih3mHjRc= =8/NL -----END PGP SIGNATURE-----