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-statusnet-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:36:57 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum d89e188ee2e073ec921984680be5824e95614e42 * md5sum 6d5b920a9cf7aac2c9c2dab0b94db7d0 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) iQEcBAABAgAGBQJSc3YzAAoJEIXCXpWhbrlNSg0H/1OUDw6aH01wasMb8DD3e1sp Ff5WY+EKE9sJ6+IqdNOxNjX6bwWU5DwQogwAj7rXjuQ9/Yo9dPwl4GCEC4UJ6IkS mBVOhEdlQ16u5ONCv3nKYp5u4DAjq3AKqCC5SD6Vj+Q2qzx3UqxCqr+mHT5yCtol Za/tdXIfyKVYfmkT/6f0k2ZSGeiLwZT/GHwpG8IDS8FRtd3+Yy3cHGquZuHGb7GV 1GMl/rSAouZTw1g2cpzjiyMj9KzbcPOklt22nWtKR0CK+FLFP8gy0yd1m+8+/AzL YE1ONLRI0x4UkHXWg+Kn3IIBtC3YlJurOU+786GI1I4LGEV5Bihkir0c2Ipm3hg= =fUv+ -----END PGP SIGNATURE-----