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-phplist_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 23:10:45 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 5ebc09574191063be247ad72df670c2baf643559 * md5sum d9739b98609576b7a7ca4853c1f749db 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) iQEcBAABAgAGBQJRrnPrAAoJEIXCXpWhbrlNSo8IAN1bVsuJc94E2rcJFXiiNU7b yxQXKcmr4QMHK6nxxHmm310j+KoBcscNgrLb1QdQPmREuXMeMd9cFYvdYN8ZzcNg i46zshI4+mX0Lf9XG+/rl20H8VSjQi9mz1vpYC92n6bTUrAPxCMxTDJRKI7eNvSZ ppd5psDGrGGivU6OpEUQs58CHNA3K302EnNipmBJwCJ6F+q4BjkbCyfkwubiTqS8 9LoUGIj9DAuRHbtUd6TxbyjJCejKdOtcX31pyTP8dKTim+0kVZ/MbGNnSnQYXHIF YMbynekCQGDlP6ocp2XBUBWExNzj4C0T2j9wunLMSs0GS3zpnW3Lss1gnwly2qg= =SnkO -----END PGP SIGNATURE-----