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-phpbb_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 22:58:04 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 55e2356c811aafcce25f03e154368a30d6cd16f9 * md5sum 582409b1e3f8925c2043390fa9d065c0 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) iQEcBAABAgAGBQJRrnDyAAoJEIXCXpWhbrlNC4IIAIbM6teBxOkXID3lws+7vPn/ H7JAudhjJYY1IqZRNZzsuTu9fQHw+mtGvUf0NuRIIv/0KK2E6VbwN0nBy5w8yRQ9 FxCt7xXW2VnwHlCWtttQKQXIAQLR990uFfhm65e1F05E3PZQuK408r6y3ERLa5uq jwTaYlSiQ9XLHs86L59RPFv84E0or9TBJZZD/P86Jc4ske6EkV2xLvZxN1vUljsn HOhKiT6ISRoB1TZWN/DtyenlQhreQXeP9WzA1zSYz+OZIo7Qf1/TQKcbZhAEtiOv 0N+eMwgy9lNE9rNmCJ6c5cxBgBZ0wt6yGrWmGZ8Zi/HuSznKCM7s9SCiLeYsFUM= =eskJ -----END PGP SIGNATURE-----