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-web2py_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:53:33 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum ab97cf9453b8d26fb17d65d20ea4cbc9a40ca91b * md5sum 5e2c03fdb5294e4fd342ee684258aa55 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) iQEcBAABAgAGBQJQM6DlAAoJEIXCXpWhbrlNepQIANluPFq0JsYMpLtijpJb4YkU ZX9Ge3+c3MOgleU+/KBKPzCQ8EYjD2E8tHYTQUVy3yMicpFey3qntVmKYyBEL+Ek tbsy6XLsRJHBSFU92QE3eW3C3SscO1Nw1tB6ncunxCss3e+mTKpGiYI1uVNTnZkL hwKB55A6bTEo1Ox1/cd7BFXdfDfp5zcR/Qjy3qI88mqZgMnRONH5R7UKh1CfD558 fjQD0Pr0FCS/fNTxCHPkG7nUu8OYraZZhYj2ZzZ0gCN7wGO09uSbJ3HiIbJXjxDD pGW9iWKIOnSwZ3vihgoKLpAyIGK8OM2CjusUQ/WVYO17MKqWVY/K0S3hS54hhho= =nHY8 -----END PGP SIGNATURE-----