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-deki-12.0-squeeze-x86-ovf.zip.sig gpg: Signature made Tue Aug 21 11:40:50 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 187982149f9dcbd0ee339628053afc7690498b2e * md5sum 2efc8d1595a0bd97bfd76fc88df0aec2 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) iQEcBAABAgAGBQJQM3OxAAoJEIXCXpWhbrlNavgH/30wrE79KOYSXSpOX51Q4v38 muW4d9wOr8UoRk6E0M8c3u9bJwfK7tPSpmpZzRmzUiRs/K2Gp4dTgNDv1LGvla64 t0h7GGJ2SBg0sX2812860EIJUbFaBIc9vZeN4lDfu2b7RFWBICgshQ1lY2dVg37A nENh2+AMChwsDYFIYtt6thB0PWPtlppkGVgl4t4Wm8g7wJ3bh17ZE+dW4ZbLjibA L3+dbaZqPb/8I3BpJzqV3W5vGb+yQTX5cwUAhFnFO7xBV5o5EzLvNn9D7g0W1Pdt vyiaa9RZZ+2oIsWbAihnZymHLEoKS64PixrBaaHZb33n1SdPDZFPHl/Wp+UyGEg= =zEr8 -----END PGP SIGNATURE-----